Inov-8 Precision Fit infoInov-8 Standard Fit infoKick up the mug, ice, and whatever else Mother Nature throws your way in the inov-8® Arctic Claw 300 Thermo trail-running shoe!Predecessor: Arctic Claw 300.Support Type: Neutral.Cushioning: Lightweight, flexible response. Surface: Trail.Differential: 8 mm.This style is offered in only one width, which correlates with the last type. Standard Fit features a wider toe box to allow feet to splay. Ideal for the forefoot striker and athletes that lift heavy weights.Ideal for running over extreme terrain. Excels on ice and frozen ground. Primaloft® lining keeps feet warm and dry during long training runs in cold, icy conditions. Breathable mesh and lightweight synthetic upper materials.Lace-up closure. Gaiter compatible (gaiter sold separately).Full rand ensures 360-degree protection underfoot. Plush tongue and collar. Breathable fabric lining offers a great in-shoe feel.Removable 6 mm insole.Power Flow midsole supplies 10% better shock absorption and 15% better energy return than standard midsole foams.2 Arrow Shoc-Zone™ provides an ideal blend of responsiveness and underfoot protection.PROTECT-SHANK aligns with spikes underneath for metatarsal protection without compromising flexibility. Strategically-placed tungsten carbide spikes deliver maximum traction.Imported. Measurements: Weight: 14 ozProduct measurements were taken using size UK 11 (US Men's 12, US Women's 13.5), width Standard Fit (Wide). Please note that measurements may vary by size.