Simply pull and hold the trigger to open and release the clasp and it will automatically close. It does not require much pressure to use the keyring, so it will never scratch your hand even with regular use.
These carabiner clip with keyrings are good for your room key, car key. Also can hook key finder or other trinkets.
Swivel Clasp Snap Hook: 35cm
Key Ring Diameter: 15mm, 20mm, 25mm, 28mm
20 x Carabiner Clip
20 x Keychain