Acrylic blocks are needed for stamping both clear and rubber stamp. Just stick the back of your stamp to the block and you are good to go!
Small - 5cm x 5cm
Medium - 7cm x 7cm
Large - 10cm x 10cm
***Important Note***
All new acrylic block come with transparent films on both sides to protect the block. Please remove the transparent films on both side prior to use.