Material:Plastic D ring exercise strap and strong cushioned foam handles with Zinc alloy clips .These exercise bands are comfortable to hold on ,studry and safe for use.One size fits all- Super wide design to accomodate all hand sizes, fit hands perfectly with room to spare, handles are designed to be wider and more comfortable than normal handles.Portable and Convenient:Easy to transport in included carrying bag,perfect for travel or at home.Control the tension by shortening or lengthening the band.Add versatility to your workout - Use one or both handles depending on your fitness needs. Combine with a door anchor for even more versatility.Can also be used in conjunction with weights and other fitness equipment.Useful:Designed for aerobic and anaerobic exercise, physical fitness and weight loss,which can help effectively building muscle,strength and tone the body.Features -Color: Black. -Size: 11.5x11.5x3.0cm. -Material: Plastic, nickle-plated iron, foam. - Designed for aerobic and anaerobic exercise, physical fitness and weight loss - Portable and convenient perfect for travel or at home. - Can also be used in conjunction with weights and other fitness equipment. - Can effectively build muscle, strength, and tone the body. Package Including 4 x handles