100% new and high quality Feature: Diaphragm features 1, the jar is more translucent, thicker and firmer. 2, the new magnetic needle with triple scalable design, more solid, more comfortable. 3, the vacuum pump is made of new materials, durable, bold leather tube design. Instructions: 1, before use, first to lift the upper end of the canister to ensure that the gas flow. 2, the vacuum suction pump mouth after nesting the upper end of the tank, the vertical pull rod about 4 times to reach the appropriate negative pressure. 3, use the end of the cans, the valve stem on the tank gently lift the cans can be removed. 4, fewer parts of human muscle or hair, hand, foot, joints can be made of food noodles made to cover the mouth under the pot mouth to seal effect. 5, the use of pipe, the application of disinfectant wipe, do not bubble wash. Package Included: 6Pcs/set Notes: 1. Please allowed 1-3mm differences due to manual measurement, thank you for your understanding! 2. Due to the difference between different monitors that the picture may not reflect the actual color of the item.