Eskaay Leather Double end Speed Bag Punch bag Double end Bag mma Boxing Speedball Leather Made of Genuine Cowhide Leather. Quality Eskaay equipment. Double end ball for Boxers, Martial Arts Fighters, Gym Trainers and combat Trainers. All Panels reinforced with double layered fabric lining coated with best quality solution, All seams hand stitched perfectly with strong and durable thread. Best quality and Anti rust Stainless Buckles, Best quality Latex Bladder, durable and has best bounce result. A pair of Durable Elastic straps with Nylon Molded Buckle, adjustable up to approx. 40-48 Inches (Un-Stretech 3')