Yazer Transparent Tough Knobs for Cabinets, (Pack of 8), 1.57 Inch / 40mm - Blue Material:Crystal and Zinc alloy-practical, and economical for decoration. Premium workmanship: Handmade Unique with amazing crafts,high polished, comes with screw for easy install. Widely Used:Cabinet,cupboard,bin,bookcase,doors,dressers,drawers,wardrobe,kitchen,cupboard and closet. Wonderful feel in the hand: The crystal knob touches comfortable and has a perfect texture. Solid structure and shining appearance: The crystal is fastened to the base with powerful glue.