ABOUT HALO: For over 25 years, HALO’s mission has been to create simple, innovative products that make safe sleep easier for you, and more comfortable for your baby. Our growing line of products are thoughtfully developed & diligently tested to help babies sleep safely. SIZE & MEASUREMENTS: Our sleeping bag is designed for babies from 0-3 months old, having a weight of approximately 6-12 pounds and showing 19-23 inches. If you wish to continue swaddling your baby after 3 months, choose HALO's swaddle for babies 3-6 months. PREMIUM FABRIC: Our unisex sleeping suit bags are made of 100% cotton & are chemical free. With a 1.5 TOG rating, this sleepsuit is a great wearable baby blanket for warmer temperatures. This sleeping bag can be used over regular baby sleepwear. ✓? 3-WAY ADJUSTABLE: The HALO Swaddle allows parents to easily swaddle in three different ways; arms in, arms out, and hands-to-face. The easy-access zipper with a scratch-free cover allows nappy changing without undoing or removing the swaddle. ? SAFETY IS OUR PRIORITY: HALO's unique wearable swaddle sleeping bag replaces loose blankets in the cot and ensures a safer environment for your baby without the risk of sleep-related dangers. So, baby can sleep both comfortably & safely. Conforms to British safety standard BS EN 16781: 2018.