Anatomically designed to offer advanced plantar fascia and arch support, the Vectr Cushion Full Length sock relies on a unique X-LOCK support system to lock the foot in place and reduce blisters, for a more comfortable run than ever. Full Length Sock Graduated compression for improved circulation X-LOCK technology Anatomical design 3.25 mm cushioning Seamless, anti-abrasion toe construction Zoned mesh ventilation for enhanced breathability GRADUATED COMPRESSIONIncreases blood flow to muscles, improving performance, reducing the risk of injury and speeding recovery. ANTI-BLISTER X -LOCK technology offers advanced arch and plantar fascia support and holds the foot in place in the sock to reduce blisters. CUSHION3.25 mm of maximum cushioning for ultimate shock absorption during forefoot impact, push-off and heel strike. ANATOMIC DESIGNDesigned to adapt to the left and right structure foot for a better fit. WIDE TOE BOX Seamless wide toe box eliminates a key point irritation and promot...