Reusable & washable: Weight per pair nipple covers: 2.2 OZ. Lightweight and disposable to carry in a bag with you even a trip. After each use, rinse with warm water below 30 ℃, and mild soap then air dry.
Before using, wipe the breasts with warm towel; Dry in the shade, not expose to the Sun. Exposure may reduce the stickiness of silicone; Sweat and high temperature may affect the stickiness of silica gel. The nippleless covers may not provide enough adhesion and support for larger breasts (DD-cup or larger).
Skin-friendly, safe, soft, and comfortable to wear, suitable for sensitive skin.