Unnivoll Baby Sleep Sack 6-12 Months TOG 2.5 | Winter Wearable Blanket, 100% Cotton

Cozy warmth for winter nights

Designed for room temperatures from 61℉ to 68℉, the Unnivoll Baby Sleep Sack offers a reliable 2.5 TOG level when paired with a comfy wearable blanket feel. Made from 100% cotton fabric with a fluffy polyester filling, this sleep sack delivers a soft, breathable layer that helps your baby stay warm without overheating.

Key benefits at a glance

• Warmth: 2.5 Tog suitable for 61–68°F rooms
• Soft, skin-friendly materials: 100% cotton outer, fluffy polyester fill
• Safe design: CPSC-certified, roomy bottom, snug neckline
• Durable: quilted stitching and preshrunk to under 2%
• Convenience: smooth 2-way zipper with guard

Premium materials you can feel

The outer fabric is 100% cotton, chosen for a gentle touch against delicate skin. The interior plush filling provides light cushioning that remains breathable. Unique quilted stitching keeps the filling evenly distributed, so the sack stays plush wash after wash.

Safety and comfort you can trust

Certified to meet CPSC safety standards, this sleep sack features a large bottom space for natural movement while preventing hours from kicking off. A well-fitted neckline and sleeveless design supply flexibility without bulk.

Durable, easy care

Preshrinking treatment reduces shrinkage to under 2% after machine washing and low-temperature drying (below 30°C/86°F). The result is a durable sleep sack that keeps its shape and softness over time.

Practical details that streamline nights

• Smooth 2-way zipper for easy dressing and diaper changes
• Zipper guard protects baby's jaw from scratches during sleep

Size options for growing babies

Available in S, M, L, and XL to fit infants and toddlers up to about 24 months. The four sizes help you choose a snug, cozy layer as your little one grows.

Care and longevity

With care, the sleep sack retains its softness and warmth. Machine wash and low-temperature dry support frequent use, making it a practical winter staple for busy households.

Why parents choose Unnivoll

The Unnivoll Baby Sleep Sack combines warmth, safety, and durability in a single wearable blanket. While individual results may vary, many families appreciate the quiet comfort it provides during chilly nights and early bedtimes.