DESCRIPTIONRubber Gaming Backlit KeycapsColor: BlackLayout: US LayoutMaterial : RubberTotal Keys : ( W, A, S, D, Four arrow keys)Profile : OEM ProfileCompatible with Cherry MX Switch TypesIncluded: a plastic key pullerMade in Taiwan*********************************************Please Note:The durability of rubber materials is influenced by several environmental factors.It depends on how and in what way that users rub the keycaps.Unlike normal ABS and PBT plastic keycaps, rubber keycaps need more care because of its material property.**********************************************