This titanium carb cap works with all of our domeless nails. It is built with grade 2 titanium, measuring 3" long with a 1" diameter and weighing 20g (0.054lb). Puffing Bird uses high titanium purity which is actually higher than Medical Grade Titanium. Our dabbers-carb capsare made with exceptional quality and the Titanium Carb Cap with Dabber with Cutter is no exception. Experience the TAG difference today!