funlife 25x100cm 32pcs 3d Plastic Mirror (not Glass) Swirls DIY Wall Stickers Acrylic Mural Home Decoration Mateial is eco-friendly ps plastic,high quality and environmental protection. suitable: Living room, Bedding room, Kids' room 4 squares on wall:25x100cm(10x40in) or 50x50cm (19.6 x 19.6 inch), it depends on how you layout it