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

50 products

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

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

    $27.98 CAD
    $39.28 CAD
    $27.98 CAD
    29% off
  • 10 in. Black Plastic Plates | 20 Ct.

    10 in. Black Plastic Plates | 20 Ct.

    $9.84 CAD
    $14.07 CAD
    $9.84 CAD
    30% off
  • 10 in. Silver Plastic Plates | 20 Ct.

    10 in. Silver Plastic Plates | 20 Ct.

    $9.84 CAD
    $14.07 CAD
    $9.84 CAD
    30% off
  • 10 in. Gold Plastic Plates | 20 Ct.

    10 in. Gold Plastic Plates | 20 Ct.

    $9.84 CAD
    $14.07 CAD
    $9.84 CAD
    30% off
  • Trendables Spoons White/Gold | 20 CountTrendables Spoons White/Gold | 20 Count

    Trendables Spoons White/Gold | 20 Count

    $11.60 CAD
    $16.89 CAD
    $11.60 CAD
    31% off
  • Trendables Knives White/Gold | 20 CountTrendables Knives White/Gold | 20 Count

    Trendables Knives White/Gold | 20 Count

    $11.60 CAD
    $16.89 CAD
    $11.60 CAD
    31% off
  • Trendables Forks White/Gold | 20 CountTrendables Forks White/Gold | 20 Count

    Trendables Forks White/Gold | 20 Count

    $11.60 CAD
    $16.89 CAD
    $11.60 CAD
    31% off
  • Elegant Gold Assorted Plastic Cutlery Set - 24 PackElegant Gold Assorted Plastic Cutlery Set - 24 Pack

    Elegant Gold Assorted Plastic Cutlery Set - 24 Pack

    $4.06 CAD
    $5.69 CAD
    $4.06 CAD
    29% off
  • Exquisite Classic Rose Gold Plastic Knives | 20 CountExquisite Classic Rose Gold Plastic Knives | 20 Count

    Exquisite Classic Rose Gold Plastic Knives | 20 Count

    $8.90 CAD
    $8.44 CAD
    $8.90 CAD
  • Heavy Duty Black Cutlery Combo | 7.5 in. | 24 Count

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

    $3.37 CAD
    $0.00 CAD
    $3.37 CAD
  • Black Scalloped Beverage Napkins with Gold Stamp - 5 In. X 5 In.Black Scalloped Beverage Napkins with Gold Stamp - 5 In. X 5 In.

    Black Scalloped Beverage Napkins with Gold Stamp - 5 In. X 5 In.

    $5.32 CAD
    $6.32 CAD
    $5.32 CAD
    16% off
  • 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.

    $6.84 CAD
    $9.59 CAD
    $6.84 CAD
    29% off
  • 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

    $6.84 CAD
    $9.59 CAD
    $6.84 CAD
    29% off
  • 12 Oz. Black Paper Cups | 20 Count12 Oz. Black Paper Cups | 20 Count

    12 Oz. Black Paper Cups | 20 Count

    $7.03 CAD
    $0.00 CAD
    $7.03 CAD
  • 12 Oz. Silver Paper Cups | 20 Count12 Oz. Silver Paper Cups | 20 Count

    12 Oz. Silver Paper Cups | 20 Count

    $7.03 CAD
    $0.00 CAD
    $7.03 CAD
  • 12 Oz. Gold Paper Cups | 20 Count12 Oz. Gold Paper Cups | 20 Count

    12 Oz. Gold Paper Cups | 20 Count

    $7.03 CAD
    $0.00 CAD
    $7.03 CAD
  • Gold Plastic Table Cover - 54x108 inchesGold Plastic Table Cover - 54x108 inches

    Gold Plastic Table Cover - 54x108 inches

    $2.01 CAD
    $2.84 CAD
    $2.01 CAD
    29% off
  • "Finally 21" Birthday Celebration Cup"Finally 21" Birthday Celebration Cup

    "Finally 21" Birthday Celebration Cup

    $5.35 CAD
    $20.20 CAD
    $5.35 CAD
    74% off
  • "Finally 21" Party Pouches with Straws"Finally 21" Party Pouches with Straws

    "Finally 21" Party Pouches with Straws

    $7.89 CAD
    $11.96 CAD
    $7.89 CAD
    34% off
  • Metallic Gold and Silver "Happy 21 B-DAY" Foil Balloon Set

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

    $12.31 CAD
    $28.38 CAD
    $12.31 CAD
    57% off
  • "Finally 21" Milestone Birthday Foil Balloon

    "Finally 21" Milestone Birthday Foil Balloon

    $3.68 CAD
    $6.76 CAD
    $3.68 CAD
    46% off
  • Finally 21 Birthday Foil BalloonFinally 21 Birthday Foil Balloon

    Finally 21 Birthday Foil Balloon

    $3.30 CAD
    $6.04 CAD
    $3.30 CAD
    45% off
  • Metallic "Finally 21" Foil Balloon

    Metallic "Finally 21" Foil Balloon

    $9.10 CAD
    $16.72 CAD
    $9.10 CAD
    46% off
  • "Finally 21" Metallic Foil Balloon

    "Finally 21" Metallic Foil Balloon

    $8.45 CAD
    $15.51 CAD
    $8.45 CAD
    46% off
  • Cheers to 21 Latex Balloon - 24" Confetti Design

    Cheers to 21 Latex Balloon - 24" Confetti Design

    $5.28 CAD
    $11.39 CAD
    $5.28 CAD
    54% off
  • Finally 21 Birthday Banner Kit

    Finally 21 Birthday Banner Kit

    $9.35 CAD
    $17.63 CAD
    $9.35 CAD
    47% off
  • "Finally 21" Birthday Letter Banner"Finally 21" Birthday Letter Banner

    "Finally 21" Birthday Letter Banner

    $6.03 CAD
    $12.73 CAD
    $6.03 CAD
    53% off
  • Finally 21! Birthday Room Decorating Kit

    Finally 21! Birthday Room Decorating Kit

    $13.38 CAD
    $29.39 CAD
    $13.38 CAD
    54% off
  • "Finally 21" Birthday Centerpiece Spray

    "Finally 21" Birthday Centerpiece Spray

    $9.53 CAD
    $13.36 CAD
    $9.53 CAD
    29% off
  • Finally 21 Molded Birthday Candle SetFinally 21 Molded Birthday Candle Set

    Finally 21 Molded Birthday Candle Set

    $1.94 CAD
    $3.28 CAD
    $1.94 CAD
    41% off
  • "Finally 21" Birthday Candle Holder with Candle"Finally 21" Birthday Candle Holder with Candle

    "Finally 21" Birthday Candle Holder with Candle

    $5.89 CAD
    $8.25 CAD
    $5.89 CAD
    29% off
  • Flashing 21st Birthday Tiara for Adults

    Flashing 21st Birthday Tiara for Adults

    $10.90 CAD
    $19.63 CAD
    $10.90 CAD
    44% off
  • Finally 21 Deluxe Headband with Bottle and Glasses

    Finally 21 Deluxe Headband with Bottle and Glasses

    $12.77 CAD
    $17.93 CAD
    $12.77 CAD
    29% off
  • "Finally 21" Celebration Glasses

    "Finally 21" Celebration Glasses

    $7.42 CAD
    $12.73 CAD
    $7.42 CAD
    42% off
  • Finally 21 Beaded NecklaceFinally 21 Beaded Necklace

    Finally 21 Beaded Necklace

    $6.55 CAD
    $10.24 CAD
    $6.55 CAD
    36% off
  • "Finally 21" Birthday Sash Multipack

    "Finally 21" Birthday Sash Multipack

    $14.10 CAD
    $19.77 CAD
    $14.10 CAD
    29% off
  • Light-Up "Finally 21" Birthday Sash

    Light-Up "Finally 21" Birthday Sash

    $13.36 CAD
    $27.59 CAD
    $13.36 CAD
    52% off
  • Cheers! 21st Birthday Confetti Popper Bottle

    Cheers! 21st Birthday Confetti Popper Bottle

    $9.51 CAD
    $21.35 CAD
    $9.51 CAD
    55% off
  • Finally 21 Confetti Party Poppers - Pack of 12Finally 21 Confetti Party Poppers - Pack of 12

    Finally 21 Confetti Party Poppers - Pack of 12

    $14.70 CAD
    $28.87 CAD
    $14.70 CAD
    49% off
  • Finally 21 Celebration Party Kit

    Finally 21 Celebration Party Kit

    $13.63 CAD
    $25.74 CAD
    $13.63 CAD
    47% off
  • Metallic "Finally 21" Spiral Decorations Pack

    Metallic "Finally 21" Spiral Decorations Pack

    $8.06 CAD
    $11.31 CAD
    $8.06 CAD
    29% off
  • Finally 21 Foil Balloon Bouquet - 5 Piece Set

    Finally 21 Foil Balloon Bouquet - 5 Piece Set

    $15.45 CAD
    $28.15 CAD
    $15.45 CAD
    45% off
Frequently Asked Questions

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.

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