Sticky Building Block

High density EVA coated with self sticking material on the two end sides,  sticky but removable without glue residue, reusable for many many times. 

It is not magnet, but each piece can stick to each other, each set comes with clear acrylic sheet as playing aids, kids can play this building block on table or on  smooth and glossy walls surface.

Each cylinder block size:  Dia35 x 35mm.  

The block can be made in square shape or other shape too.