Jarware x Ball Narrow-Mouth Mason Jar Travel Lid Set

Versatile for a variety of beverages. Designed with an ergonomic opening for easy direct drinking. Features a snap-lock lid, so you don't have to worry about spills when you're finished. Crafted from BPA-free and phthalate-free eco-friendly materials; dishwasher safe. Unlike the original US factory-standard version which uses a "metal fastening ring," the 16oz set is thoughtfully upgraded with an "all-stainless steel fastening ring." Resistant to rust and built for long-lasting durability—a truly exclusive feature! https://live.staticflickr.com/65535/52706184909_4f7b728d86_z.jpg 【Product Specifications】 Includes: Lid, fastening ring, and glass jar (16oz, approx. 480ml) Materials: PP, stainless steel, glass Origin: China/Taiwan/USA Opening: Specifically for narrow-mouth Mason jars 【Glass Jar Care Instructions】 1. Suitable for microwave, sterilizer, and dishwasher use. 2. Do not use over an open flame on a gas stove or in an oven. 3. The glass jar is heat resistant from -18°C to 220°C. Avoid sudden temperature changes exceeding 80°C.