The Hoolies 2.5 TOG Sleepsack is the perfect balance of cosy insulation and breathable comfort. With a cotton outer layer, plush velour lining, and a sleeveless design for easy movement, it keeps little ones snug through chilly nights without overheating. Thoughtfully crafted for moms who want quality, practical winter sleepwear, this sleep sack ensures blankets stay on and bedtime stays peaceful.