Built for winter running and hiking across a variety of surfaces, EXOspikes™ footwear traction delivers confident performance on snow-packed trails, icy roads, and everything in between. Twelve tungsten carbide spikes per foot bite into ice and resist wear from pavement, rocks, and other abrasive surfaces. A rugged TPU traction matrix combines toughness and flexibility to maintain grip on uneven terrain. Backed by a 4-year warranty, this dependable all-around performer is built for winter trails yet versatile enough for icy streets. Features: Concave Tungsten Carbide Spikes - Up to 100 times more abrasion resistant than steel, tungsten carbide spikes withstand prolonged use on mixed terrain and roads. Concave spikes deliver instant engagement on glare ice. Flexible TPU Traction Matrix - Twelve strategically placed 0.29" tungsten carbide spikes are integrated into a tough traction matrix that's abrasion-resistant, lightweight and adapts to uneven terrain. Ergonomically Shaped Thermoplastic Elastomer (TPE) Harness - Features patented reinforced eyelets for increased durability, attaches securely to a variety of footwear and retains its elasticity down to -22°F (-30°C). Integrated Toe Bail - Keeps the toe from pushing through the front of the harness for added security while descending. Raised Heel Tab - Provides a secure grip point on the harness for easy on and off in frozen winter conditions with cold or gloved hands. Includes tote sack Specifications: Weight (pair): (XS) 6.6 oz / 188 g (S) 6.9 oz / 196 g (M) 7.3 oz / 208 g (L) 7.8 oz / 220 g (XL) 8.1 oz / 230 g Packed Size: 5.75in x 3in x 2in / 34.5in³ 15 cm x 8 cm x 5 cm / 600 cm³ Spikes Length: 0.29 inch / 7.4mm 12 spikes per foot Materials Spikes: Tungsten carbide anchored in aluminum and thermoplastic polyurethane (TPU) lugs Traction matrix: TPU Harness: Thermoplastic elastomer (TPE) Reinforced eyelets and toe bail: Thermoplastic rubber (TPR) Care: Wash with lukewarm water and air-dry (do NOT dry with heat). Ensure the product is clean and dry before storage. Inspect device before each use and remove it from footwear between uses.