From Itzy Ritzy, this teething mitten features: Teething mitt with poppers Chew on This A teething mitt and sensory fidget in-one Our Itzy Mitt Pop combines textures for teething and poppers to keep little hands busy  Age: 3mos+ Materials: silicone, polyester Dimensions: 2.6" L x 1.2" W x 4.5" H Weight: 0.075 lbs Popping sound and movement engages baby Textures help soothe sore gums Crinkle in mitt Adjustable strap secures mitt in place Soft, flexible silicone topper Imported.