Refill the fun with this Squeakin' Squirrel replacements! These squirrels are compatible with medium, large, and XL Hide A Squirrel trunks. These delightful plush squeakin' dog toys are fun on their own but can also be stuffed in our plush puzzle line of dog toys for a game of hide-and-squeak! Made from soft material that is gentle enough for puppies and adult dogs but durable enough to last multiple play sessions. Invincible Squeaker that Keeps Squeakin' If Punctured. While these plush toys are constructed to last, keep in mind they are not meant for aggressive chewers.