- Made with breathable 100% cotton mesh material. - Uses two-ply yarn made by twisting two thin threads together, resulting in a smooth, less-pilling, and less-prone-to-stretching material. - A simple design that's easy to wear as an undershirt. - Color stitching added to the collar to easily distinguish the front and back. - Snap buttons at the crotch center are changed to yellow to prevent misbuttoning. - Flat seams to reduce skin stress for babies. Specifications: Washing tag location: Outside Uniqlo Size: 70cm Short sleeves Pullover type Mesh Set of 2 ━━━━━━━━ Worn for one season, around June to September. I personally think they are in good condition, but I apologize if I missed any stains or imperfections. How about them for a change of clothes? Uniqlo's mesh innerwear, It doesn't stretch at all even after hard washing, and I recommend it!