Suitable for wearing a high degree of physical activity, such as general ball games,riding bicycles & aerobic dance. X-type US-back design is a shock-absorbibg with an adjustable shoulder strap,t...
Suitable wearing for exercise such as boxing aerobiceds, jogging and other violent actions. U-tyope design tie back to an adjustable shock-absorbing shoulder strap is to provide comprehensive pro...
Suitable wearing for exercise such as gym & walking. flexible breathable material,rapid perspiration & quick-drying. Y-type design to prevent movent off the shoulder strap to provide support for ...