Nerd Belt Running belt (Zip) Select:Phone belt (zip) + race bib holder Durability and clarity are non-negotiable

Durability and clarity are non-negotiable for serious swimmers

keeping the boys cool at all times

• Elastic at bottom hem and sleeve ends

Since nutrition is as important as the swim

Power accuracy stays constant at an impressive +/- 1%

Nerd Belt Running belt (Zip) Select:Phone belt (zip) + race bib holder Durability and clarity are non-negotiableThe nerd run belt is a runners go to belt for carrying phone, keys and fuel during training sessions and races. Perfect for everyday runners and endurance athletes, marathons, half marathons and training. The running belt is light weight, comfortable, holds up to 6 gels, phone and keys, plus you'll experience no bounce on your hips. Shop the nerd phone belt today.