21st Birthday Party Supplies – Trendy Decorations for a Once-in-a-Lifetime Celebration

Clear all
    Sidebar
    Product Category
    Size
    Show All
    Product Type
    Show All
    Themes
    Package Quantity
    Availability
    Occasion
    Color
    Show All
    Filter by
    • 10
    • 15
    • 20
    • 25
    • 30
    • 50
    • Featured
    • Most relevant
    • Best selling
    • Alphabetically, A-Z
    • Alphabetically, Z-A
    • Price, low to high
    • Price, high to low
    • Date, old to new
    • Date, new to old
    Sort
    Sort by:
    • Featured
    • Most relevant
    • Best selling
    • Alphabetically, A-Z
    • Alphabetically, Z-A
    • Price, low to high
    • Price, high to low
    • Date, old to new
    • Date, new to old
    • Black and Gold Geometric Premium Plastic Dessert Plates - 7.5", 20 Pack

      Black and Gold Geometric Premium Plastic Dessert Plates - 7.5", 20 Pack

      $28.43 CAD
      $39.91 CAD
      $28.43 CAD
      $1.42/piece
    • 10 in. Black Plastic Plates | 20 Ct.

      10 in. Black Plastic Plates | 20 Ct.

      $10.00 CAD
      $14.30 CAD
      $10.00 CAD
    • 10 in. Silver Plastic Plates | 20 Ct.

      10 in. Silver Plastic Plates | 20 Ct.

      $10.00 CAD
      $14.30 CAD
      $10.00 CAD
    • 10 in. Gold Plastic Plates | 20 Ct.

      10 in. Gold Plastic Plates | 20 Ct.

      $10.00 CAD
      $14.30 CAD
      $10.00 CAD
      $0.50/piece
    • Trendables Spoons White/Gold | 20 CountTrendables Spoons White/Gold | 20 Count

      Trendables Spoons White/Gold | 20 Count

      $11.79 CAD
      $17.16 CAD
      $11.79 CAD
      $0.59/spoon
    • Trendables Knives White/Gold | 20 CountTrendables Knives White/Gold | 20 Count

      Trendables Knives White/Gold | 20 Count

      $11.79 CAD
      $17.16 CAD
      $11.79 CAD
      $0.59/knife
    • Trendables Forks White/Gold | 20 CountTrendables Forks White/Gold | 20 Count

      Trendables Forks White/Gold | 20 Count

      $11.79 CAD
      $17.16 CAD
      $11.79 CAD
      $0.59/fork
    • Elegant Gold Assorted Plastic Cutlery Set - 24 Pack

      Elegant Gold Assorted Plastic Cutlery Set - 24 Pack

      $4.12 CAD
      $5.78 CAD
      $4.12 CAD
      $0.17/piece
    • Exquisite Classic Rose Gold Plastic Knives | 20 CountExquisite Classic Rose Gold Plastic Knives | 20 Count

      Exquisite Classic Rose Gold Plastic Knives | 20 Count

      $9.04 CAD
      $8.57 CAD
      $9.04 CAD
      $0.45/knife
    • Heavy Duty Black Cutlery Combo | 7.5 in. | 24 Count

      Heavy Duty Black Cutlery Combo | 7.5 in. | 24 Count

      $3.42 CAD
      $0.00 CAD
      $3.42 CAD
      $0.14/piece
    • Black Scalloped Edge Beverage Napkin with Gold Hot Stamp - 5 In. X 5 In.Black Scalloped Edge Beverage Napkin with Gold Hot Stamp - 5 In. X 5 In.

      Black Scalloped Edge Beverage Napkin with Gold Hot Stamp - 5 In. X 5 In.

      $5.41 CAD
      $0.00 CAD
      $5.41 CAD
      $0.34/piece
    • Elegant Dark Grey Luncheon Napkins with Gold Scalloped Edge - 6.5 in.Elegant Dark Grey Luncheon Napkins with Gold Scalloped Edge - 6.5 in.

      Elegant Dark Grey Luncheon Napkins with Gold Scalloped Edge - 6.5 in.

      $6.95 CAD
      $9.74 CAD
      $6.95 CAD
      $0.43/piece
    • Elegant White Lunch Napkins - 6.5 In. x 6.5 In. with Gold Scalloped EdgeElegant White Lunch Napkins - 6.5 In. x 6.5 In. with Gold Scalloped Edge

      Elegant White Lunch Napkins - 6.5 In. x 6.5 In. with Gold Scalloped Edge

      $6.95 CAD
      $9.74 CAD
      $6.95 CAD
      $0.43/piece
    • 12 Oz. Black Paper Cups | 20 Count12 Oz. Black Paper Cups | 20 Count

      12 Oz. Black Paper Cups | 20 Count

      $7.14 CAD
      $0.00 CAD
      $7.14 CAD
      $0.36/piece
    • 12 Oz. Silver Paper Cups | 20 Count12 Oz. Silver Paper Cups | 20 Count

      12 Oz. Silver Paper Cups | 20 Count

      $7.14 CAD
      $0.00 CAD
      $7.14 CAD
      $0.36/piece
    • 12 Oz. Gold Paper Cups | 20 Count12 Oz. Gold Paper Cups | 20 Count

      12 Oz. Gold Paper Cups | 20 Count

      $7.14 CAD
      $0.00 CAD
      $7.14 CAD
      $0.36/piece
    • Gold Plastic Table Cover - 54x108 inchesGold Plastic Table Cover - 54x108 inches

      Gold Plastic Table Cover - 54x108 inches

      $2.05 CAD
      $2.89 CAD
      $2.05 CAD
    • "Finally 21" Birthday Celebration Cup"Finally 21" Birthday Celebration Cup

      "Finally 21" Birthday Celebration Cup

      $5.44 CAD
      $20.52 CAD
      $5.44 CAD
    • "Finally 21" Party Pouches with Straws"Finally 21" Party Pouches with Straws

      "Finally 21" Party Pouches with Straws

      $8.01 CAD
      $12.15 CAD
      $8.01 CAD
      $1.00/piece
    • Metallic Gold and Silver "Happy 21 B-DAY" Foil Balloon Set

      Metallic Gold and Silver "Happy 21 B-DAY" Foil Balloon Set

      $12.51 CAD
      $28.83 CAD
      $12.51 CAD
    • "Finally 21" Milestone Birthday Foil Balloon

      "Finally 21" Milestone Birthday Foil Balloon

      $3.73 CAD
      $6.87 CAD
      $3.73 CAD
    • Finally 21 Birthday Foil BalloonFinally 21 Birthday Foil Balloon

      Finally 21 Birthday Foil Balloon

      $3.35 CAD
      $6.14 CAD
      $3.35 CAD
    • Metallic "Finally 21" Foil BalloonMetallic "Finally 21" Foil Balloon

      Metallic "Finally 21" Foil Balloon

      $9.24 CAD
      $16.99 CAD
      $9.24 CAD
    • "Finally 21" Metallic Foil Balloon

      "Finally 21" Metallic Foil Balloon

      $8.59 CAD
      $15.75 CAD
      $8.59 CAD
    • Cheers to 21 Latex Balloon - 24" Confetti DesignCheers to 21 Latex Balloon - 24" Confetti Design

      Cheers to 21 Latex Balloon - 24" Confetti Design

      $5.37 CAD
      $11.58 CAD
      $5.37 CAD
    • Finally 21 Birthday Banner Kit

      Finally 21 Birthday Banner Kit

      $9.50 CAD
      $17.92 CAD
      $9.50 CAD
      $4.75/piece
    • "Finally 21" Birthday Letter Banner"Finally 21" Birthday Letter Banner

      "Finally 21" Birthday Letter Banner

      $6.12 CAD
      $12.94 CAD
      $6.12 CAD
    • Finally 21! Birthday Room Decorating Kit

      Finally 21! Birthday Room Decorating Kit

      $13.59 CAD
      $29.86 CAD
      $13.59 CAD
      $1.13/piece
    • "Finally 21" Birthday Centerpiece Spray"Finally 21" Birthday Centerpiece Spray

      "Finally 21" Birthday Centerpiece Spray

      $9.69 CAD
      $13.58 CAD
      $9.69 CAD
    • Finally 21 Molded Birthday Candle SetFinally 21 Molded Birthday Candle Set

      Finally 21 Molded Birthday Candle Set

      $1.97 CAD
      $3.33 CAD
      $1.97 CAD
      $0.99/piece
    • "Finally 21" Birthday Candle Holder with Candle"Finally 21" Birthday Candle Holder with Candle

      "Finally 21" Birthday Candle Holder with Candle

      $5.98 CAD
      $8.39 CAD
      $5.98 CAD
    • Flashing 21st Birthday Tiara for Adults

      Flashing 21st Birthday Tiara for Adults

      $11.08 CAD
      $19.95 CAD
      $11.08 CAD
    • Finally 21 Deluxe Headband with Bottle and GlassesFinally 21 Deluxe Headband with Bottle and Glasses

      Finally 21 Deluxe Headband with Bottle and Glasses

      $12.98 CAD
      $18.22 CAD
      $12.98 CAD
    • "Finally 21" Celebration Glasses

      "Finally 21" Celebration Glasses

      $7.54 CAD
      $12.94 CAD
      $7.54 CAD
    • Finally 21 Beaded Necklace

      Finally 21 Beaded Necklace

      $6.65 CAD
      $10.40 CAD
      $6.65 CAD
    • "Finally 21" Birthday Sash Multipack"Finally 21" Birthday Sash Multipack

      "Finally 21" Birthday Sash Multipack

      $14.32 CAD
      $20.09 CAD
      $14.32 CAD
      $1.79/piece
    • Light-Up "Finally 21" Birthday SashLight-Up "Finally 21" Birthday Sash

      Light-Up "Finally 21" Birthday Sash

      $13.58 CAD
      $28.03 CAD
      $13.58 CAD
    • Cheers! 21st Birthday Confetti Popper Bottle

      Cheers! 21st Birthday Confetti Popper Bottle

      $9.66 CAD
      $21.69 CAD
      $9.66 CAD
    • Finally 21 Confetti Party Poppers - Pack of 12Finally 21 Confetti Party Poppers - Pack of 12

      Finally 21 Confetti Party Poppers - Pack of 12

      $14.94 CAD
      $29.33 CAD
      $14.94 CAD
      $1.25/piece
    • Finally 21 Celebration Party Kit

      Finally 21 Celebration Party Kit

      $13.85 CAD
      $26.16 CAD
      $13.85 CAD
      $2.31/piece
    • Metallic "Finally 21" Spiral Decorations Pack

      Metallic "Finally 21" Spiral Decorations Pack

      $8.18 CAD
      $11.49 CAD
      $8.18 CAD
      $0.68/piece
    FAQ

    Most FDP 21st birthday supplies are outdoor-friendly. Plastic plates, cups, and tablecloths resist wind and rain better than paper, and foil "21" balloons hold helium for 5–7 days indoors or roughly 24–36 hours outdoors before sagging. Anchor balloon arches and banners with weights or zip ties in breezy outdoor settings. Avoid using latex balloons in direct hot sun — they expand and pop. For beach or pool 21sts, use the plastic shot glasses near water rather than glass.

    21st birthday party supply pack serve at a house party or bar venue?FDP 21st birthday packs scale by guest count — typically 8, 16, 25, or 50 guests. For a standard 21st with cocktails, cake, and finger food, plan one dinner plate, two dessert plates (cake + late-night snack), one napkin, one cup, and two shot glasses per guest. Since 21st birthdays tend to involve more drinking, double the cup and napkin count compared to a regular birthday pack, and add 20% more shot glasses for toasts and drinking games.

    Yes. Most items are lightweight and easy to transport, making them suitable for bars, restaurants, and event venues.

    Popular themes include black & gold, rose gold, neon, all-black, disco, and personalized color palettes.

    Mark the milestone in style with 21st Birthday Party Supplies curated for fun, confidence, and unforgettable photos. This collection includes statement balloons, banners, tableware, sashes, cake toppers, and décor accents ideal for house parties, bar celebrations, dinners, and themed events. With options ranging from glam and classy to bold and playful, these party supplies help set the perfect mood for turning 21.

    Shop More Milestone Birthday Supplies
    Sweet Sixteen

    Sweet Sixteen

    Shop 52 products
    18th Birthday Milestone

    18th Birthday Milestone

    Shop 26 products
    30th Birthday Milestone

    30th Birthday Milestone

    Shop 48 products
    40th Birthday Milestone

    40th Birthday Milestone

    Shop 51 products
    50th Birthday Milestone

    50th Birthday Milestone

    Shop 57 products
    60th & 65th Birthday Milestone

    60th & 65th Birthday Milestone

    Shop 44 products
    70th Birthday Milestone

    70th Birthday Milestone

    Shop 29 products
    80th Birthday Milestone

    80th Birthday Milestone

    Shop 24 products
    90th Birthday Milestone

    90th Birthday Milestone

    Shop 22 products
    Recently Viewed Products
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Example product title
    $19.99 CAD
    $19.99 CAD
    Previous slide
    Next slide