CASTELLI Pro Seamless 2 Arm Warmer sandals Fitness enthusiasts

Fitness enthusiasts

Treadmill Running

Bright AMOLED display and up to 9 days of battery life

Urban Sport

CASTELLI Pro Seamless 2 Arm Warmer sandals Fitness enthusiastsPRO SEAMLESS 2 ARM WARMER With INEOS Grenadiers we set out to make better seamless arm warmers. Others on the market are made with a nylon Lycra blend that tends to hold moisture, but we knew we could get better moisture management with polyester yarn. Working with polyester makes it more difficult to get the right stretch, return, and manufacturing consistency, though. It took a year longer than we thought, but we're all glad we stuck with it. These