Dishwasher & Freezer Safe: Unlike plastic and other metal lids, our stainless steel mason jar lids rust proof and durable, can be reusable several times, dishwasher safe, can stand up to temperature extremes in the dishwasher or freezerLinlang (Shanghai) Glass Bottle Co., Ltd is located in China(shanghai)Pilot Free Trade , about 20 kilometers from the downtown, 40 kilometers from Shanghai Pudong International Airport and 35 kilometers from Hongqiao Airport. The Yangpu Bridge, Shanghai Expressway, Subway Line No. 6 and No. 10, have formed the convenience of three-dimensional transportation network to closely link the city and the surrounding Waigaoqiao Free Trade Zone.Our products mainly include glass candleholders, wine & spirit bottles, beverage bottles, pickles bottles, condiment bottles and other glass bottles for honey, milk, coffee, medicine and health care products, olive oil, essential oil and perfume packaging. We can make new moulds and produce glass bottles & jars according to customers' requirements with new designs or sample bottles in the shortest possible time. We can also offer support services to supply customers with different caps and surface finishing. Our products enjoy a good reputation in the industry with the best stable quality, fine white color and best finishing. We have a large amount of established varieties (about 2,000) and keep adding new products. We try our best to satisfy all customers with the best quality, reasonable price and assured service. We are looking forward to becoming your regular reliable supplier!