There is nothing better than a fun and lovable Sock Monkey…except for Crinkle Critters! Crinkle Critters combine adorable canvas Sock Monkey characters with an empty water bottle for all the crackling and crunching fun your dog loves. And when all the fun is crackled out, insert another empty bottle to start the party over again. Boy Monkey measures 12” x 3” x 19”. Girl Monkey measures 12” x 4” x 19”.