These 2 x 2mm seamless crimp tubes are high quality and designed to be used with a crimping pliers. They are priced per gross with a minimum order of 5 gross. * Sold by the gross. * Available in 9 finishes. * Electro-plated nickel-free * 100% lead safe * Solid hypoallergenic brass core. * Protective e-coating layer. Care Tips: Do not swim or bathe with this jewelry. Try not to spray perfume or rub lotions on this product as it could mar the finish. To clean, use gentle hand soap and warm water. Pat dry with a paper towel. Do not use jewelry cleaners or a jewelers cloth. Super fast shipping for USA customers. Hurry while supplies last!