MATERIAL: Black rubber replacement watch band strap loop 16mm. Watch band loop is made of silicone , a soft silicone like rubber.
PACKAGE INCLUDED: 8 pcs black 18mm rubber loops and 1 remove tool , 4 pcs spring bars and 1 PBCODE brand wipe cloth (Can be used to eyeglasses or etc.)
HOW to INSTALL: it is flexible, sturdy and easy to get on the wristband. Just stretched/slipped it over the buckle. Only take one second to replace , much easier to put on the watch by holding the band in place.