Neos Removable EVA Insoles Size:4XL They have an expandable gaiter

They have an expandable gaiter top that can roll-out to increase boot height to 20 inches

The NEOS Explorer™ Insulated overshoe features Glacier Trek™ SPK outsoles with 16 replaceable cleats embedded in the sole to help maintain traction in the harshest winter conditions

The NEOS Adventurer Hi Overshoes are non-insulated and fit snugly over your shoe or boot

840 denier polyester polyester upper fabric with waterproof membrane

5" MEDIUM Maximum 29 cm Maximum 11

Neos Removable EVA Insoles Size:4XL They have an expandable gaiterThe NEOS EVA insoles will provide added insulation and warmth against cold weather applications. These removable insoles give added cushioning which provides increased shock absorption for all day comfort. The insoles can also be used to provide you NEOS with a better fit, if they are slightly to big, these will make them more snug. The can be easily removed and are washable. We carry sizes X Small to 4X Large. Order the same size as you NEOS. PS: Ask