The Norra Winter Ice Grips significantly improve traction on snow or ice. Made with high quality rustproof spikes under the ball and heel of your foot, these boot grips provide excellent fall and slip protection on slick surfaces. With a rubber frame, they will fit over any boot or shoe (for bulky boots size up one size) but are flexible and compact for easy carrying when not required.  Size: S - UK 2-4.5 (EU34-37), M - UK 5-6.5 (EU38-40), L - UK 7-9.5 (EU41-44), XL - UK 10-13 (EU45-48)