Our cute koala teether is ideal for teething. The tethered ears help to sooth sore gums and those hard to reach molars. Chew Me, Chomp Me, Mumble Me...The perfect teether to sooth those sore gums Winibeads teether with silicone rings are made of 100% soft silicone, a natural element. Winibeads silicone is free of BPA, PVC, Phthalates, Lead, Cadmium, Heavy Metals and are Non Toxic. They have been approved by the Australian Toxicity Standards.* Combi- teethers with the wooden rings can only be cleaned in warm soapy water Winibeads silicone teethers have been thoroughly tested and independently certified to Australian safety standards AS/NZS ISO 8124. Testing ensures products are mechanically safe and will not break apart or detach in baby’s mouth and that they are non-toxic.