Ringsport weighted Leather Training Boxing Gloves:Made of all Cowhide leather. Adjustable fit with Nylon wrap-around Velcro wrist, wrist closure for easy on-off. Attached thumbs. Comfortable palm ventilation. latex rubber, underlay and foam padded. Quality nylon cloth lining.Great for bag work makes your work out harder and better.4 Pcs of 220 Grams weighted Iron Bars in Each Hand. With Zip Closer.Ideal for hand speed training or endurance, Gloves weigh over 1kg each or 34oz each glove