Optimise your warm-up and recovery routines with the Hyperboot, a Nike x Hyperice collaboration. The wearable technology offers heat and Normatec dynamic air compression for feet and ankles that you can customise on the go. Benefits * A system of dual-air Normatec bladders bonded to warming elements evenly distributes heat throughout the upper. It helps drive heat deep into the muscle and tissue in the feet and ankles. * Designed for standing, walking, sitting or travelling, the battery-powered shoes work while your feet relax. * Buttons on the shoe or a Bluetooth connection to the Hyperice app let you choose from three levels of heat and Normatec dynamic air compression. Product details * The Nike returns policy is 60 days. The one-year warranty is through Hyperice only. * Heat temperatures: level 1 = 44°C (111°F)/level 2 = 48°C (118°F)/level 3 = 52°C (125°F). * Normatec compression levels: level 1 = 50mmHg/level 2 = 130mmHg/level 3 = 210mmHg. * Battery life: 1–1.5 hours on max heat/compression. * USB-C charger * FSA/HSA eligible * Spot clean * Imported