These beautiful sensory pouches provide safe, early exposure to loose parts with a variety of colors, shapes, sounds, and textures. Heavy duty canvas and thin, clear vinyl are easy to wipe clean. Pouches are backed with unique fabric to allow for tactile access to the materials inside, and is easy for small hands to hold. Machine washable on gentle cycle, or hand wash and air dry. So much color and sparkle! Backed with a beautiful tie-dye printed cotton. There is significant color variation in the tie-dye, each is unique! All fabrics are pre-washed with detergent free of perfumes and dyes. The vinyl we use is lead and phthalate free.