1.This link is only keycap set for 40% DIY AMJ40 Mini mechanical Keyboard.No keyboard included.
2.The keycaps are made of thick PBT.The profile is Cherry profile.We have presented an additional 2.75 R1 Blank keys without legend since some customer may define it as space.
3. Now there are 3 options for you :Red Black Gray
4.Included Keys (R1 means the bottom row with space)
R3 1u 12 pcs
R2 1u 9 pcs 1.25u 1 pcs 1.75 1 pcs
R1 1u 11 pcs 1.25u 5 pcs 1.75u 1 pcs