background colors colours curve curves decoration decorative green illustration line lines ornament shape shapes stripe stripes swirl swirls wallpaper wave waves orange abstract angles artistic backdrop blended bright color colored colour coloured corners design details geometric geometrical interconnected intermeshed interwoven light mat mesh overlapping patterns perspectives pointed points rounded shaped style texture textures vibrant appearance black checks colorful colourful interlinked linear lined mosaic red square squared squares textured thick thin white appearances blocks child-care children's-toys coloration connecting fit fitting foam-rubber games learning mixed mix’n-match playing-blocks puzzles soft sponge-rubber tactile touch touching toys variations variety