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It is easy to be poked by needles when doing manual work, so it is safe. Weight 1-3 grams varies 3 # orange height 3.5 cm mouth diameter 2.8 cm 2 # blue high 3.2 cm mouth diameter 2.6 cm 1# red height 3cm mouth diameter 2.4cm 0# green high 2.8 cm mouth diameter 2.2 cm 00# pink high 2.6 cm mouth diameter 2 cm Name: rubber non-slip finger cover Material: rubber Sturdy and wear-resistant, good protection for fingers, rough surface provides good anti-slip Can prevent fingerprints, sweat stains and other dirt Reusable, cost-effective Scope of application 1. Hand protection equipment to prevent fingertip wear and tear from toxic substances, to avoid direct contact with electrostatic sensitive components, and can safely discharge the human electrostatic charge carried by the operator. Suitable for clocks and watches, batteries, electromechanical, precision components assembly microelectronics, liquid crystal display and semiconductor industries. 2. Finger, toe injuries after bathing wear, to prevent water into the wound infection 3. Counting banknotes, distributing newspapers when worn on the fingers, hands do not slip, good counting, and hands are not dirty 4. Take CDs, beads, etc., without leaving fingerprints and sweat stains 5. Use plastic bags to encapsulate items, the mouth of the bag is not easy to be opened, put on the finger cover, it is easy to solve 6. When writing on the blackboard with chalk, put finger gloves on your thumb, index finger and middle finger to prevent chalk from rubbing your hand, which is perfect for teachers.