The Condor OC Pouch is designed to carry MK3 or MK4 size pepper sprays. A maximum canister size of 1.5" diameter x 7" long. Size: 2" W x 4.5" H - Adjustable velcro strap can extend to hold a 7" canister. The color of this item is shown in the main photo of the listing and mentioned above. Other photos are to show the features and may be in a different color.