The sealskinz lightweight halo overshoes are designed to provide extra warmth and safety for road cycling or commuting the overshoes are constructed with kevlar heels and toes to provide endurance whilst close fitting silicone leg grippers prevent drafts the cycling overshoes have built in high powered led lights at the heels the 4lumen leds can continuously shine or flash to enhance visibility and safety the lights can be seen from over 500m away and can last for 240 hours an open un