Kids' Sleep Sack Baby Newborn Swaddle Blanket with Sherpa Fleece and Integrated Hood Muslin Cloth
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- Designed in the USAConsidered pieces, made to last
Sleep Sack Baby Starfish Swaddle Blanket with Sherpa Fleece & Integrated Hood
A sleep sack baby needs comfort, warmth, and ease—and this starfish-shaped newborn swaddle delivers all three. Crafted with soft sherpa fleece on the outside and smooth cotton lining within, this infant sleeping bag wraps your little one in cosy layers perfect for safe sleep, travel, or playtime. The integrated hood and split-leg design let babies rest naturally while staying snug and secure.

Parents love the starfish swaddle design — it's become a trusted choice for families seeking a versatile infant sleep sack swaddle that grows with their baby from newborn through the first year.
Best seller — stock is moving fast. Ordered today, dispatched within 24–48 hours.
Why Choose This Starfish Swaddle Blanket
- Layered warmth & softness: Sherpa fleece exterior, cotton lining, and thick padded construction create an exceptionally cosy infant swaddle wrap that feels luxurious against delicate skin.
- Arm up or arm out flexibility: Fold-back hand cuffs let your baby keep arms up for soothing or extend them freely for play—perfect whether you're using it as a hands up swaddle or an arm out swaddle.
- Easy on, easy off: Front flap closure makes nappy changes and dressing simple, so you're not fumbling with complicated fastenings during late-night wake-ups.
- Starfish silhouette: The unique starfish swaddle shape provides gentle support across your baby's body while allowing natural leg movement through the split-leg design.
- Integrated hood: Built-in hood keeps your baby's head warm without needing a separate blanket, ideal for travel or outdoor outings in cooler weather.
Perfect For
Newborn to early infancy: Use this swaddle to sleep sack transition from day one, wrapping your newborn safely for daytime naps and nighttime rest at home or on the move.
Travel & outings: The compact starfish design and integrated hood make this infant sleeping bag perfect for prams, car journeys, or visiting family—warmth and comfort wherever you go.
Growing babies: Offered in two sizes, this swaddle for 3 month old babies and beyond adapts as your little one develops, providing months of reliable use across different stages.

Specifications
- Exterior: Sherpa fleece
- Lining: Smooth cotton
- Construction: Thick padded layers
- Design: Starfish-shaped with integrated hood
- Closure: Front flap closure
- Leg design: Split-leg with closed foot sections
- Hand cuffs: Fold-back design for arm positioning
- Available sizes: 0 to 6 months, 6 to 12 months
- Colours: Grey, Pink, Khaki, Blue
What's in the Box
- 1x Starfish Baby Swaddle Blanket
Don't miss out on this bestselling infant sleep sack swaddle while stock lasts. Sale ends soon, so secure yours today for fast dispatch and the confidence of a money-back guarantee if you're not completely satisfied.
Size Guide
Find your fit.
Our pieces follow standard US sizing. If you're between sizes, choose the larger size for outerwear and knitwear and your usual size for dresses. The Size Finder on every product page gives you a personal recommendation in seconds.
Women's clothing
| Size | US | Bust (in) | Waist (in) | Hips (in) |
|---|---|---|---|---|
| XS | 0–2 | 31–32 | 24–25 | 34–35 |
| S | 4–6 | 33–34 | 26–27 | 36–37 |
| M | 8–10 | 35–36 | 28–29 | 38–39 |
| L | 12–14 | 37.5–39 | 30.5–32 | 40.5–42 |
| XL | 16 | 40.5–42 | 33.5–35 | 43.5–45 |
| XXL | 18 | 43.5–45 | 36.5–38 | 46.5–48 |
Men's clothing
| Size | Chest (in) | Waist (in) | Neck (in) |
|---|---|---|---|
| S | 35–37 | 29–31 | 14–14.5 |
| M | 38–40 | 32–34 | 15–15.5 |
| L | 41–43 | 35–37 | 16–16.5 |
| XL | 44–46 | 38–40 | 17–17.5 |
| XXL | 47–49 | 41–43 | 18–18.5 |
Shoes
| Foot length (in) | Women US | Men US | EU |
|---|---|---|---|
| 9.0 | 6 | – | 36–37 |
| 9.4 | 7 | – | 37–38 |
| 9.7 | 8 | 6.5 | 38–39 |
| 10.0 | 9 | 7.5 | 40 |
| 10.3 | 10 | 8.5 | 41 |
| 10.6 | 11 | 9.5 | 42–43 |
| 11.0 | – | 10.5 | 44 |
| 11.3 | – | 11.5 | 45 |
| 11.7 | – | 12.5 | 46 |
Still unsure? Email info@fifthavenuestyle.com for personal sizing help.
Every piece is made from carefully selected materials. Please follow the care label inside the garment. As a rule of thumb: wash knitwear cold and dry it flat, and have tailored outerwear professionally dry cleaned to keep its shape for years.
Free US shipping on every order. Orders are processed within 2–4 business days, then delivered within 3–4 business days. You'll receive a tracking number by email as soon as your order ships.
90-day returns. Return unworn items in their original condition within 90 days of delivery. Email us and we'll send you a printable return label; the label cost is deducted from your refund, except for damaged, faulty or incorrect items. Full return policy