1. The disposable cartridge tubes provides a comfortable disposable option that is designed to attach to your cartridge needle configurations; 

2. The disposable cartridge tubes provide maximum comfort and shock absorption; 

3. Compatible to fit rotary & coil machines with all cartridges needles;

4. Opens artist's hand for wider, comfortable ergonomic grip, with finger rest areas help relieve hand fatigue;

5. Individually EO gas sterilized;

6. 1- 1/5" Grip- Box of 15.