Kyte BABY sleep sack Size medium for little ones 18-30 lbs, 26-33in Color Sage TOG 1.0 (good for most climates, visit https://kytebaby.com/pages/sizing-chart to learn more). Exterior: 97% Rayon made from Bamboo, 3% Spandex Filling: 100% Polyester Highly breathable J-shaped double zipper Use as a wearable blanket over pajamas for safer, cozier sleep Signs of pilling shown, though only used for a couple months. No stains. Open to offers.