Higher flexibility, lower distortion, good stability, small shrink, various colors, shapes and gradients eva alphabet puzzles size: 6"*6"*1cm 28pcs/set1.the eva foam puzzle is non-oder smell , for playing indoors, easy to clean, light weight &easy to install.2.Interlocking , protects surface from damage .3.design options that satisfy your creative touch, insulation to cool and vibrations4.they ...