Quantity: the package includes 20 pieces of barbell studs, and they are assorted colored in random delivery, various choice, can meet your different outfit Barbell stud measurement: the ball is 3 mm in diameter, while the bottom is 4 mm in diameter, and the bar is 8 mm in length, 1.2 mm in thickness Durable material: made of 316L surgical stainless steel and cubic zirconia, and the bar has vacuum plated titanium on the surface, not easy to get rust or erosion Easy to wear: this kind of barbell piercing is easy to screw in and out, convenient for you to put them on or take them off, good choice for your daily wearing Wide range of usage: suitable for both daily and party, wedding, graduation party wearing, can also be sent to your friends, relatives, families, girlfriend as gifts Quantity: the package includes 20 pieces of barbell studs, and they are assorted colored in random delivery, various choice, can meet your different outfit Barbell stud measurement: the ball is 3 mm in diameter, while the bottom is 4 mm in diameter, and the bar is 8 mm in length, 1.2 mm in thickness Durable material: made of 316L surgical stainless steel and cubic zirconia, and the bar has vacuum plated titanium on the surface, not easy to get rust or erosion Easy to wear: this kind of barbell piercing is easy to screw in and out, convenient for you to put them on or take them off, good choice for your daily wearing Wide range of usage: suitable for both daily and party, wedding, graduation party wearing, can also be sent to your friends, relatives, families, girlfriend as gifts 20 Pieces stainless steel lip labret cubic zirconia nose stud barbell body piercing, 16 gauge, assorted colors Easy to wear: This kind of barbell piercing is easy to screw in and out, convenient for you to put them on or take them off, good choice for your daily wearing. Wide range of usage: Suitable for both daily and party, wedding, graduation party wearing, can also be sent to your friends, relatives, families, girlfriend as gifts. Specifications: Ball diameter: 3 mm Bottom diameter: 4 mm Bar length: 8 mm Bar thickness: 1.2 mm Material: stainless steel and cubic zirconia Colors: assorted colors Quantity: 20 pieces Package includes: 20 x Barbell studs Notes: Small parts, not for children under 3 years old. Avoid direct contact with heat or exposure under the sun. Take them off before showering. Avoid solvents or chemicals like perfume or soap.