... paper, gray board, etc. per your requirements.Paper weight:For cover: 300gsm, 350gsm, 400gsm white or gray back cardboard ... ink, water-colored ink.Accessories:Magnet, ribbon, EVA foam, plastic tray, sponge, PVC/PET/PP window, discs, small toys ... for Exporting and craft paper wrapped inside, size per your book specifications. MOQ:500pcs for each style Hot sale children painting book . Plastic Baby Bath ...