Squeak hole: YesRecommended age: For children aged 18 months and overMaterials: Made of 100% natural rubber,  lead-free and phthalate free, all organic materials and paint. Baby Safe:  All Lanco rubber ducks are safe for babies to chew, including pets. Each Lanco rubber duck is unique and handmade and represents artisanal work since 1952. Lanco is a family run business from Barcelona where the unique designs are created and manufactured in Morocco.