Short-sleeved onesies are perfect for simple layering or as part of an adorable outfit. Made with organic cotton and elastane, they are super-soft and stretchy to ensure maximum comfort. 95% organic cotton and 5% elastane mix. Envelope neck for easy changes. Flat sewn seams for extra comfort. A double row of snaps to accommodate growth. Nickel-free snaps. Lead, phthalate and flame-retardant free.