Mix of soft silicone and beechwood that have been treated with beeswax Designed with safety in mind to soothe and comfort baby's tender gums Easy for small hands to grab, hold, and explore Recommend treating wood with beeswax or coconut oil for smoothness and longer-lasting 100% food-grade silicone No BPA, No Lead, No Phthalates, No Cadmium Beechwood doesn't hold germs Clean with wipe Do not soak in water Approximately 3.5" x 4" ( 8 x 10cm ) Contains small parts, use with supervision Inspect before each use Discard at the first sign of damage PRODUCT COLOR MAY SLIGHTLY VARY DUE TO PHOTOGRAPHIC LIGHTING Designed by LITTLECHEW Handmade in USA