Earcuff 9.15BG Blue Purple Niobium Comfortable non-pierced Earcuff for the either Ear. Slips on over the cartilage. Earcuffs are great for non pierced ears or as an add on accessory with pierced earrings. Earcuffs are sold and worn singly. If you want a pair, order 2. Niobium is hypo-allergenic, even for the most sensitive ears.