Cantle Bag ,made from 1000 denier cordura ,with a zipper top and side zipper pocket,6 in x 6 in x 18 in, can be used alone or with the Over the Cantle Saddle Bags. has mounting straps sewn on with side release buckle closure and also has top straps for securing a rain coat or jacket ,or when your cantle bag is not full .it will not slide from side to side.