Invincible running bag providing enough space to store your running belongings. Lightweight, breathable mesh fabric with a shoulder and waist. It also has an adjustable strap, which will make it easy to carry it around. Great for backpack for cycling and running purpose. Full access to the main compartment with the zipper opening. Adjustable chest strap. You need a daypack back and also has enough volume to take your belonging safely along with you.