Don't take a chance while in the woods or desert -- wear Snake Guardz to protect lower legs against snake bite, painful cacti needles, thorns, etc. 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. Water repellent coating. NEW PATTERN! Mossy Oak Break-Up Country is the newest pattern in camouflage. Using dramatically larger limbs, leaves, bark, branches and other digitally enhanced natural elements, new Break-Up Country annihilates your outline and fuses you with the terrain like no pattern that has come before it - at any distance, anywhere across the country. If you wear these snake gaiters for hunting, besides being safe from snake bite, you'll become part of your surroundings because the pattern features a variety of elements found throughout North American terrain. The elements on this pattern are true to nature's size and provide the perfect amount of depth and shadowing, which makes Mossy Oak Break-Up Country adaptable to a number of hunting situations and changing lighting conditions throughout the day. Snake Guardz brand is the original ultra light weight snake gaiter and is backed by the manufacturer's 2 year limited warranty. Usually ships via Priority Mail; please provide shipping address that can accept US Mail deliveries.