Sichuan Locust 16oz Custom Mason Jar is crafted from transparent food-grade glass with leak-proof multi-function plastic lid, safe BPA-free construction to lock liquid inside without spills. Available in matched multi-color lid options, it features a straw drinking hole, sealed storage slot, reusable sturdy glass body and smooth wide mouth design. We support dozens of custom Pantone lid colors, ideal for bulk branded orders, daily beverage storage, outdoor picnic and home daily use.