Care instructions vary by material: many recommend spot cleaning or wiping with soap and water; some are top-rack dishwasher-safe; fabric or mitt-style teethers may be machine-washable. Follow the product’s specific care label.
Most baby hand teethers do not require batteries. However, some sensory models may require small cells—for example, one listing specifies three LR44 alkaline cells (required but not included).
Many teethers are designed to be refrigerated or frozen for extra soothing. A smaller number of descriptions also note the option to heat the teether for warmth; always follow the product’s instructions before changing temperature.
Some listings reference standards and certifications such as ASTM, EN71, CPSC, CPSIA, HR 4040, ISO 9001, and Health Canada safety standards.
Height dimensions in the group range from about 1.87 inches up to about 7.5 inches, showing a broad variety of sizes among available teethers.