FLOW is our high-end Performance mountainbike protector backpack with an integrated and removable Lev.1CE-Certified by SAS-TEC full back protector, designed to protect and to stay put on your back in highspeed action. The daypack is equipped with our bounce free No Dancing Monkey ...FLOW is our high-end Performance mountainbike protector backpack with an integrated and removable Lev.1CE-Certified by SAS-TEC full back protector, designed to protect and to stay put on your back in highspeed action. The daypack is equipped with our bounce free No Dancing Monkey 2.0 + Snug-Me waist support belt that makes the pack totally bounce free on your back without cramping your style.