Designed for serious winter adventurers, these professional 18-stud crampons deliver superior traction on ice and snow. Featuring high-strength carbon steel spikes and a reinforced alloy frame, they provide secure footing for alpine climbing, glacier travel, and winter trekking. The triple-strap system ensures a snug fit on most boots (US 5-13), while 12mm front spikes bite into hard ice. Lightweight yet durable (420g/pair), they're i for mountaineering approaches and technical terrain. Includes anti-balling plates and storage bag for convenience. Technical Specifications Material: High-strength carbon steel Stud Count: 18 per crampon (9 front, 9 heel) Adjustability: Fits shoe sizes US 5-13 Weight: 420g/pair Spike Length: 12mm front studs, 8mm heel studs Frame: Reinforced alloy steel Fastening System: Triple-strap secure lock Key Features Aggressive Traction: 18 strategically placed steel studs Technical Design: Front-point spikes for vertical ice Universal Fit: Adjustable straps accommodate most boots Durable Build: Corrosion-resistant steel construction Quick Release: Tool- installation/removal Intended Use Ice climbing approaches Alpine mountaineering Winter trekking Glacier travel Search & rescue operations Safety Compliance Meets UIAA 152 safety standards Not for technical waterfall ice climbing Maximum load: 100kg per pair Package Contents 1 pair crampons (left + right) Storage bag Anti-balling plates Adjustment tool Maintenance Requirements Rinse after salt exposure Dry thoroughly before storage Periodically check spike sharpness Replace worn straps immediately Features:With 18 high-strength steel teeth for aggressive traction, 6 tiny side steel teeth for non-slipping.Strategic placement of spikes ensures equal distribution of weight for long-lasting comfort and durability.Durable elastic harness ensures a tight hold on your shoe, even at cold temperatures.With fastener tape for you to wear more securely.Carry bag included for storing your crampons.Cooperate with all kinds of sports shoes, hiking shoes, and mountain boots, etc. Specifications:Material: Manganese steel & SilicaFit shoe size: Orange Size EU 36-40 / US 6-9,  Black Size EU 41-46 / US 7-12Color: Orange / Grey (optional)Item weight: 300g / 15.2oz Package List:1 * Pair of Crampons 1 * Carry Bag