The elasticity is changed step by step, with rib knitting at the top, center, and lower rib knitting, making it difficult to shift, so it is not painful to fit firmly in any movement. From the air conditioning in the summer to the cold in the winter, high-grade cotton with long fibers, It protects your stomach, does not get stuffy, and supports a good night's sleep. Reward your hard-working belly!!! - One-size-fits-all Waist circumference 50~72cm, waist 50~80cm, top hip up to 80~90cm Equivalent to the largest men's M size - Material ・98% cotton ・Polyurethane 1% ・Polyester 1% - Made in Japan