A convenient wearable teether from 3-7 months. Can be used up to 12 months of age, but is generally used as a standard soft hand-held teether from 7-12 months (once babies dexterity kicks in). Strap can be used to affix to a toy tether or car seat/stroller strap for convenience. Soft and flexible teething surface made of 100% food-grade silicone, BPA & Phthalate free.; Safety tested to exceed all federal safety requirements, including CPSC, ATSM regulations and the most current CPSIA.; Easy access for baby to self soothe their teething pain. Hands-free for parent's; Interchangeable between hands. Flip mitt and make sure thumb area is always where baby's thumb is.; Protects baby's hands from skin damage from excess saliva and chewing; Sensory stimulating crinkle noise throughout mitt; Black, white and grey patterns that are visually stimulating to baby; Secure adjustable Velcro strap; Comes with convenient travel/wash bag; Great for travel in the car seat or stroller; Washing Instructions: Wash regularly to remove saliva from fabric and silicone.; Quick Wash: Hand scrub with dish soap, rinse, ring out and place in dryer on medium cycle.; Machine wash with babies other fabric items. Machine dry on very low/no heat fluff or delicate cycle then air dry if interior is still slightly damp. Do not dry on hot heat or over dry. If mitt becomes damaged please discontinue use and discard.; Do not sterilize in microwave. If dishwasher is used, place on top rack and do not keep it on heat/steam dry cycle - this will damage the mitt.; Do not store damp/wet with saliva or water in an air tight place.;.