Axygen® 0.2 mL thin-wall 12 strip PCR tubes, available in an assortment of colors are designed to fit a wide variety of thermal cyclers. Ultra-thin and consistent wall thickness allows precise thermal transfer, even insertion cap ensures a tight fit to prevent evaporation. Axygen® 0.2 mL thin-wall 12 strip PCR tubes, available in an assortment of colors are designed to fit a wide variety of thermal cyclers. Ultra-thin and consistent wall thickness allows precise thermal transfer, even insertion cap ensures a tight fit to prevent evaporation.