Specification: Model: SL-UP892 Description: Padded Size: M Best Fits: 140-200lb Weight Capacity: 400lb Model: SL-UP893 Description: Padded Size: L Best Fits: 200-400lb Weight Capacity: 400lb Model: SL-UP894 Description: Padded Size: XXL Best Fits: 400-600lb Weight Capacity: 400lb Model: SL-UP882 Description: Mesh Size: M Best Fits: 140-200lb Weight Capacity: 400lb Model: SL-UP883 Description: Mesh Size: L Best Fits: 200-400lb Weight Capacity: 400lb