Hypervolt Heated Head Attachment – Compatible with All Hypervolt Models – Relax and Loosen Sore and Tight Muscles - FSA and HSA EligibleBrand: Hyperice Color: Black Features: The ultimate addition to your percussion massage experience. Compatible with all Hypervolt models, the Heated Head Attachment helps to relax tight muscles and maintain your full range of motion, providing an even more effective massage. The Hyperice Heated Attachment was named as part of Time Magazines The Best Inventions of 2023 **Source Time Magazine October 2023 Heating up almost instantly, the Heated Head