2XU Unisex VECTR Light Cushion Full Length UA5155E Size:38-40 (M2) A smaller frame built specifically

A smaller frame built specifically to accommodate those with tiny noggins

Deployable backpack harness

Simple and easy-to-use twist mechanism for turning on/off and for flow adjustment

spongier sole for dampened impact

to protect from improper battery insertion

2XU Unisex VECTR Light Cushion Full Length UA5155E Size:38-40 (M2) A smaller frame built specificallyAnatomically designed to provide advanced plantar fascia and arch support, the Vectr Light Cushion Full Length Sock leverages a unique X LOCK support system to lock the foot in place and reduce blistering for your most comfortable run ever. Full length sock Graduated compression for improved circulation X LOCK technology feature Anatomical design 2. 5mm light cushioning Anti abrasion seamless toe construction Zoned mesh ventilation for increased