Cotton Velvet Imported Ample Legroom for Restful Nights: Our Toddler Sleep Sack with Long Sleeves boasts a generous bottom design, ensuring your baby has plenty of room to move freely during sleep. Say goodbye to restricted slumber - prioritize your baby's comfort with this spacious sleep solution. Extra Long Toddler Sleeping Sack Large. High-Quality and Safe: This Sleeved Toddler Sleep Sack Made with 100% natural cotton inside and soft cotton velvet, our wearable blanket with sleeves is cozy, warm, and safe for your baby. It is OEKO Class 1 Standard certified, providing a healthy sleeping environment. The internal protective sheet on the zipper prevents baby from being pulled and rubbing against their skin. Easy Diaper Changes: Our sleep sack features a two-way zipper, making diaper changes quick and hassle-free, without disturbing your baby's sleep. It's a warm soft and cozy Long Sleeve Sleeping Sack. Versatile for All Seasons: With a Tog rating of 2.0, our sleep sack can be used year-round, perfect for different temperatures from 18-24℃(64-76℉). The neck collar size is strictly based on BS EN 16781 standards for maximum comfort and safety. Durable and Long-Lasting: Our sleep sack features high-quality YCC zippers and snaps that won't wear out easily. It's easy to clean and maintain, even with frequent washings. The long-sleeved design is perfect for transitioning your baby from swaddling to sleeping independently, so you can use it for longer. BloomStar is dedicated to the manufacture and design of Baby textile products.Our main products include Nursery Textile and Hometextile. All products made in our factory with OEKO certifcaiton, we supply comfort and safty items to all babys and children in the word.This sleeping bag is 100% natural cotton inside and cozy warm velvet on shell. Super soft velour let your baby comfort and warm, natural cotton knitted inside make your baby good feeling to direct touching.Tog 2.0 for mid-season, temperature range from 18-24℃ or 64-76℉4 size: S: Baby between 27-34〞9-24 Months; M: Baby between 32-38〞18-36 Months; L: Baby between 35-43〞2-5 Years; XL: Baby between 42-48〞4-6 Years2 way zipper design:it will be very easy to change diapper for baby.Widen hem design allows room for kicking,sleep sack wil not be kicked off so baby stays warm all night.Safe Baby Sleep bag comply with BS EN 16781 and Confidence Textile:OEKO TEX STANDARD 100..