Woolino 4-Season Baby Sleep Bag with Feet Openings | Merino Wool & Organic Cotton | 6-18m Teddy Bear

All-Season Comfort, Naturally

Meet the Woolino 4 Season Baby Sleep Bag with Feet Opening, a wearable blanket designed for year‑round comfort. Crafted with a silky-soft Australian Merino wool lining and a gentle organic cotton outer, it offers a naturally breathable surface that helps regulate temperature as your baby moves through sleep cycles. The teddy bear edition brings a cozy, familiar feel that can help set a soothing nighttime routine for little ones and ease for tired caregivers.

How it Works

Merino wool stands out for its breathability and temperature regulation. In cooler rooms, the fibers help retain warmth without overheating, while in warmer settings they release moisture and heat, supporting a comfortable microclimate next to sensitive skin. An expert-backed property profile notes Merino’s fine structure and moisture management, making it a practical choice for a baby’s sleep environment. For a growing child, this material works in harmony with regular sleepwear, reducing the need for multiple bulky layers.

Designed for real life, this sleep bag moves with your child. Feet openings provide mobility while awake and the option to tuck feet in when it’s time to sleep. A bottom zipper assists with diaper changes, and a generous overall fit accommodates growth without becoming too baggy. The combination of a pure Merino lining and an outer layer of organic cotton also emphasizes durability and easy everyday care.

Top Benefits in One Garment

• Reduce or eliminate sleepless nights by promoting deeper, calmer rest with breathable Merino wool that adapts to room temperature.
• Premium fabrics for comfort: 100% Australian Merino wool lining, 100% GOTS-certified organic cotton outer, designed to be breathable and skin-friendly.
• Year‑round versatility: optimized for 63–77°F (17–25°C) rooms, with temperature regulation that aims to suit all seasons.
• Foot openings support mobility when awake and tuckable feet for sleep, with a bottom zipper for easy diaper changes.
• Premium quality and safety: Woolmark certified Merino, GOTS certified cotton, OEKO-TEX Standard 100 tested.

Care, Fit, and Longevity

Designed to be machine washable and tumble dry low, the Woolino sack remains a practical pick for busy families. The generously sized design allows feet to stay warm and comfortable while giving room for growth through toddler years. A nursery thermometer and dressing guide are included to help you gauge room conditions and dressing needs at a glance. This product aligns with safety and textile standards, making it a reliable option for families seeking natural fibers that are easy to care for over time.

Available in multiple sizes, including the 6–18 month range showcased here, Woolino aims to set a standard for comfort and practicality. If you’re seeking a sleep sack that blends natural fibers with thoughtful design, this option presents a balanced approach to year‑round sleepwear, without restricting movement or requiring extra layers.