Why take a chance while in the woods or desert? -- Use Snake Guardz from Crack Shot to protect lower legs against snake bite, cactus, painful thorns and needles, etc. Snake Guardz brand is the original ultra light weight snake gaiter and is backed by the manufacturer's 2 year limited warranty. Each snake gaiter has water repellent coating. To determine size, measure the circumference at the largest part of the calf OVER pants. Small fits 6" to 9" calf (children's size), Medium fits 9" to 14", Large fits 14" to 18", XLarge fits 18" to 23", XXLarge fits 23" to 30" and XXXLarge fits 30" to 36" calf.