TIESTRA Merino Wool Insoles for Men Fur Fleece Shoes Inserts Memory Foam Cushion Comfort Warm Sheepskin Insoles for Winter Snow Boots Slippers Grey 

• The natural WOOL insoles helps absorbs and disperses moisture,protect effectively your feet against cold weather and keep the warmth even though icy days.
• High density memory foam materia could provide cushioning energy to the feet to relieve muscle fatigue in feet and legs.
• Ergonomic design -- is comfortable insole shoe replacement, giving the support for every pairs of shoes. especially good for winter snow boots,dress shoes and slippers.
• Perfect hand workmanship-the wool felt layer and Foam bottom adheres firmly to the soles. The fleece will not come off and leave lint on your socks.