Teethers are commonly either gel‑filled or solid silicone. Product descriptions often list medical‑grade silicone or standard silicone for solid teethers and gel‑filled tubes or massage gels for chilled relief. Other materials that appear in listings include TPE, ABS, and general plastics alongside silicone.
Many teethers rely on refrigeration or removable chillable/freezable inserts to give a gentle cool sensation. Gel‑filled tubes are usually intended to be refrigerated (not frozen solid), while some designs include specific cold‑retaining cavities or inserts that stay colder than water‑filled toys.
Cleaning guidance varies by product but commonly includes spot wiping, washing with mild soap and warm water, and dishwasher‑safe notes (typically top‑rack). Many manufacturers advise frequent washing and avoiding harsh chemicals.
Review summaries commonly say teethers soothe gums and are well accepted by infants. Reviewers frequently praise easy grasping for small hands and simple cleaning—often noting dishwasher‑safe convenience when applicable.
Some teethers combine teething relief with sensory play—raised textures, gentle rattle sounds, silicone rings, and designs aimed at sensory development (grip, texture, and sound).