Orca's Swimrun Belt will help you and your partner stay together during the race, with its rings for tethering to your partner. It will also allow you to carry your essential SwimRun accessories with you, so that you can focus on the race without distractions. The materials chosen for this belt will withstand any SwimRun event, providing you with the safety you need for competing and training. The storage pocket allows you to safely carry nutrition like gels or other items, such as keys. MATERIALS Polyester Plastic Spandex