WORLDWISE-Petlinks: Cuddle Sack Kitten Privacy Toy. Kittens can't resist exploring the mysterious interior of this toy, it can be a softy and cozy hiding spot, plus it makes hidden crackling noises. This 6-1/2x14-1/2 inch package contains one sack toy. Plush: 100% polyester, Crinkle: 100% polyetheylene film (PET). Petlinks products are principally made from recycled, reclaimed, renewable and certified organic materials. Imported.