Food Grade Material - Cold brew mason jar is made of food grade, heavy duty thick glass. BPA-free, lead and cadmium-free, mason jar is thick & sturdy. High-quality materials provide you with a safer and healthier choice. Good for any cold brew lover. Heavy Duty Non-Slip Handle - The latest design of thickened, lengthened and widened handle makes it more comfortable to hold. Anti-slip texture prevents falling off, and thickened material Will not deform even you pouring. Nothing special or fancy needed but makes great cold brew. Great for cold brew coffee,Sun Tea,storage Breastmilk,iced tea,lemonade,homemade coffee creamers,drink etc. Leak Proof & Airtight - With multiple seal food-grade silicone rings, don't have to worry about leakage. Keep the drink in its best taste. the top flip cap has a secure snap fit closure that will ensure not leak at the same time It is easy to open. Multi-Function Filters - Food grade mesh stainless steel filter, more delicate filtration! Its simpl