Product Name: Manzoku Bi-onkatsu Rib Abdomen Warm Material Belly Band Size: M～L (29cm length) Material: Ribbed section: 42% nylon, 25% cotton, 25% rayon, 8% polyurethane / Transition section: 38% rayon, 22% nylon, 18% cotton, 14% acrylic, 8% polyurethane Features: Uses material to warm the abdomen and lower back, and is thin and discreet. Part of the Pokapoka Haramaki Comfort Series. Uses ribbed fabric that doesn't look like a belly band even if it peeks out when you move, so you don't have to be embarrassed. The abdominal area has a warm, moisture-absorbing, heat-generating function, stylishly wrapping your abdomen. The absence of side seams makes it less bulky and less noticeable under outerwear. It stretches well and is easy to put on and take off.