These soothing therapy pillows combine the softness of the pads with warming or cooling relief. Designed with super-soft rayon made from bamboo and flax seeds; All-natural and gel-free; Double sided to help soothe and comfort sore nipples and breasts to provide different levels of temperature control ? one side is rayon velour and other is rayon jersey; Cool in the freezer to ease pain of engorgement and nipple chafing or discomfort from teething or weaning; Warm in the microwave to ease discomfort of plugged ducts and mastitis or to stimulate let-down; Each package includes 1 pair of therapy pillows and a bonus pair of ultra-thin, no show washable nursing pads; Warm in microwave or cool in freezer and apply to breast as needed.;.