SPIbelt Large Pocket - Black / Red Sizes:LARGE POCKET With a new design that

With a new design that takes advantage of high-tech yarns

forgiving feel that minimizes impact on every surface

Strobe - 110+ hours

supercritical midsole that delivers a noticeably springier and more responsive ride while maintaining "extra soft" landings

SPIbelt Large Pocket - Black / Red Sizes:LARGE POCKET With a new design thatThe Large Pocket SPIbelt expands to hold larger smartphones; including the iPhone 13 Pro Max and Samsung Galaxy S20+. This fitness belt is called one of the best running belts for marathon runners, but its use doesnt stop there. It is perfect for walking, working out, travel, medical needs, and so much more. Keeps all your exercise accessories, headphones, keys, ID, and credit cards safe, secure, and close at hand. The Large Pocket SPIbelt expands to