Bracelets are available in 7.5" and 8.5" for teen adult - stretch. For Children: Reduction of teething symptoms: fever, fussiness, red cheeks, drooling. Also helps some infants reduce symptoms caused by: colic, acid reflux, & eczema. For Adults: anti-inflammation: swelling, back ache, tooth ache, sciatica, hypothyroid, migraine, carpal tunnel, arthritis, and more. Necklaces & Bracelets are not to chew on, the Amber releases microscopic amounts of oil, as it warms with the body's natural temperature, that is absorbed into the skin and bloodstream. Baltic Amber contains succinic acid (anti-fever, anti-inflammatory), the compound that gives Baltic Amber teething necklaces the therapeutic quality.