Thank you for viewing! This is a pajama set with a warm neck and belly band, purchased from Yume Group mail order. Size: L Color: Navy Material: 100% Polyester • Thin but soft and lightweight, made of warm-feeling material. • Buttons up to the neck to keep you warm, and the belly band wraps around your stomach. Will ship via either Rakuraku Mercari Bin or Yu Yu Mercari Bin. Thank you for your understanding and purchase.