Fabric: 80% nylon + 20% spandex， soft and comfortable， with a strong elastic
Seat cushion: memory foam pad， breathable， moisture， perspiration
size:
S code: Tile waist circumference 56cm， stretch to the biggest 82cm， corresponding to 26-27 yards usually wear trousers
M code: Tile waist circumference 60cm， stretch to the biggest 86cm， corresponding to 28-29 yards usually wear trousers
L code: Tile waist circumference 64cm， stretch to the biggest 94cm， corresponding to 30-31 yards usually wear trousers
XL code: Tile waist circumference 70cm， stretch to the biggest 98cm， corresponding to 32-33 yards usually wear trousers
2XL code: Tile waist circumference 74cm， stretch to the biggest 110cm， wearing pants usually corresponds to 34-35 yards
3XL code: Tile waist circumference 76cm， stretch to the biggest 112cm， wearing pants usually corresponds to 36-37 yards
4XL code: Tile waist circumference 78cm， stretch to the biggest 123cm， wearing pants usually corresponds to 38-39 yards
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color1 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? color2