Improve your speed, strength and overall fitness with this new comfortable form fitting vest. The breathable design offers adjustable quick release buckles, reflective stripes and a secure pocket for your phone or mp3 player. A weighted vest is a great tool for any person to have in their training arsenal. Use to increase speed and endurance. The Infinity Vest is comfortable and allows you to move freely so it can be worn during many types of training: One size fits most. Available in 6lb and 10lb models. Do not machine wash or soak in water.