Nose/nostril/cartilage connector chains made fromblack pvd on ASTM F-136 titanium with a rolo style. Great piece to accent your jewelry with! Available in 9 lengths: 7/8" (22mm), 1" (25mm), 1 & 1/8" (28mm),1.18" (30mm), & 1/4" (32mm), 1 & 3/8" (35mm), 1 & 1/2" (38mm),1.57" (40mm), 2" (50mm). Thickness is 1.5mm for 22mm, 25mm, 28mm, 32mm, 35mm, 38mm. Thickness is 0.5mm for 30mm, 40mm, 50mm. There are 2mm jump rings on either side. Sold individually (1pc).