This picture case is well designed for storaing the small craft items and 4X6in photos ,whole body is made of strudy PP ,and also 1set well packed into a brown mail box ,will not easily broken during the transportaion Outter case size 8.26"x7.28"x5.51", 1set 640g inner has 16pcs small box size 6.69"x4.52"x1.18" ,65g Big enough space can used to store more tools and toys when moving away the small boxes inside and easily carry it with it's handle part design