Pndeyo 10pcs Gel Finger Cots, Silicone Thumb Fingertip Protector, Reusable Finger Support Covers Gloves for Trigger Finger Cracking Arthritis. 10pcs Gel Finger Cots. These silicone finger sleeves protect your fingers from dirt, friction and irritation and are also good fingertip bandages for trigger finger, finger cracking, arthritis and more.