This is a natural unbleached Cloud Teething Ring - 100% untreated, without any varinsh at all. You can treat them with your favourite oil (olive oil, avocado oil, grape seed oil, etc.), local beeswax, or leave them untreated.Our teether rings are made from certified beech wood, which are left in their natural, raw state (there is no wax or polish on them), so they have a lovely matte finish. Nontoxic and perfectly sized for tiny hands!Each teether is an approx 85mm x 50mm x 10mm.