BIGWASP Tattoo Needle Cartridges allow the tattoo artists to easily switch needle sizes without having to switch tattoo machines. This item comes with a 50 pack assorted mix of the most popular cartridge needle RL sizes.</br></br> Needle Sizes Included:</br> - 10pc 1003RL</br> - 10pc 1005RL</br> - 10pc 1007RL</br> - 10pc 1009RL</br> - 10pc 1011RL