Specification: High Quality Material: Acrylic/Silicone. Long lasting, with good skin tolerance, brightness and color fastness, and absolutely harmless to allergy sufferers. Package content: 25 pairs including 50 (9 pairs of stretch rods 1.6/2/2.5/3/4/5/6/8/10mm+9 pairs of acrylic plugs 1.6/2/2.5/3/4/5 /6/8/10mm +7 pairs of silicone flared tunnels 3/4/5/6/8/10/12mm) Each expansion pin has double rubber-like O-rings. You can choose the correct piercing size according to your size. Great Gift for Christmas Birthday Valentine's Day Thanksgiving Classic Punk Note: If you bathe, swim, eat lunch or sleep at night, then you should remove the piercing. Suitable for people aged 15-50. People with skin allergies or skin diseases must use it with caution or even prohibit it. Features: Great accessories and decorations. Show your special taste and your personality. A great gift for you and your friends. Must be sterilized before use