• ◆Thickness: 2.75mm/0.108in, length of the teeth: BRS-S1A:40mm, BRS-S1B:25mm, PLEAE choose what you need before place an order
• ◆High quality with Manganese steel frame and TPU binding system, make your safety during climbing, hiking in the winter
• ◆In order to adapt to the alpine environment, crampons overall temperature range:-30 to 60 degree above zero
• ◆High-strength steel spike-and-chain system provides excellent traction on a variety of icy surfaces, durable elastic harness ensures a tight hold on your shoe, even at cold temperatures
• ◆Suitable for both male and female of any age of teenagers,adult,elders.Suitable for Outdoor Ice And Snow,hiking angled terrain,icy roads,ice driveway,dangerous sections of trail.Great for winter trail running,hiking,and ice fishing