Description Features: Dye Sublimation process, high heat resistance, corrosion resistance, not easy to be oiled after long for time use It is for 61, 64, 68 , 87, 96, 980, 104, 108, etc. layout mechanical keyboard. Made of thick PBT material, heat-resistant, and can maintain the font of the keycap for a long for time. New Arrival 139 Keys XDA Profile PBT Keycaps for Mechanical Keyboard. This product is PBT material keycaps.for Cross universal hole, easy to install. Specifications: Material: PBT Height : XDA Profile Process: Dye subbed Number of Keys: 139 Keys Packing Size: approx. 37.5x15.5x3cm/14.76x6.1x1.18in Note: Keycaps only, Keyboards not included! Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Set x 139 Keycaps