Description: Features: brand new and high quality Made of food grade for nano silver silicone material, soft and comfortable, durable, no burden to sensitive skin. Non-toxic, odorless, high transparency. Elastic, non-deformed, long service life without cracking. Cold-resistant and high temperature resistance. Easy to use, there is no need to use another auxiliary tool. Wide scalloped trims, petal flower shaped design. You can control the suction according to personal comfort. Help with inverted or flat nipples. Can be easy concealing under the bra and other clothes after wearing. Instructions: 1. Squeeze out almost all the air indevice, by pushing into device with fore finger. 2. Gently place device over nipples, and push slightly into surrounding skin or areola. 3. Release device gently, and watch as device tries to recover to initial shape. 4. Nipple is gradually sucked up into device by gentle suction. Specification: Color: Yellow Material: Silicone Inner diameter: 18mm(0.71in) Size: app. 30x45mm(1.18x1.77in) Quantity: 1 pair(2pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 pair(2pcs) x Nipple Corrector(other accessories demo in the picture is not included.)