Each whimsical 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 each seam is reinforced using nylon seam tape for extra strength. Each toy has a squeaker inside! 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. Toys are machine washable and dryer safe.