Inner diameter 22/23mm, 

outer diameter 75mm, 

length 100/140/170/220/300mm

This is a high-end fitness equipment sponge, NBR material Not easy ageing, widely used in - lie on your back plate - a handstand machine - dumbbell bench, fitness equipment, such as the comprehensive gym and home fitness equipment to soak a cotton padded covering sponge, can be washed, compressive strength, shockproof, warm, prevent slippery, tasteless.

Package List:1 pairs foam grips