Other material for flat & thick shell buttons  (click to see the enlarged, side view or back side view) 
River shell, white, clean back
River shell, normal back
River shell, light grey smoke
River shell, dark smoke
River shell, dyed 
(click for more color)
Java shell, white yoko
Java shell, white ten
Java shell, smoke
Green Snail, white
Green Snail, smoke
                                                                                                           Different shapes   
Contact:  win8@163tom.com