Our hair clipper guard is made of durable material and is in high quality for a long use, each single product is tested to be with no flaw and then shipped to you. [Guard Size and Compatibility] Clipper guards guide comb #1/2 Attachment (#3137-101) is grey in color and provides a 1/16" (1.5mm) length. Fits all Wahl full size clippers blades except for Competition Series and 5-in-1 Magic blades. [Easy Installation] Peanut clippers help to save time for you and your client, flexible and durable as original, and our comb attachment is packed of 2. [High Quality] The replacement for Wahl 1 guard is made of durable materials, so the teeth are not easy to break. Easy to disassemble, not easy to fall off. [Good Use] One blade guards smoothly through hair, easy to clean, moderate hardness gives you maximum protection to ensure that the face will not be scratched during use. [Intimate Service] If you have any questions about our hair clipper guard or if you have recieved it with any flaw, please feel free to contact us by email.