Each whimsical POWER PLUSH toy is backed inside with an extra layer of durable mesh fused on the inside to make these high-quality, soft plush toys hold up to the scrappiest canines! No loose pieces and strongly stitched seams. All toy material used is safe, non-toxic and has no heavy metal. Squeeze! Squeak! Each toy has a squeaker inside! Power Plush is dedicated to Safety! All toys are made with non-toxic dyes and comply with the U.S. children’s toy standard ASTM-963 and the European EN-71 rules.