Tulid (Pack of 3) - Mason Jar Lids (Wide Mouth) - Reusable, leak-proof, BPA-free Reusable, leak-proof, BPA-free lids for Ball and Kerr mason jars (Wide Mouth Size) Rubberized grip enables easy opening for all ages Removable silicone gasket seals in content (FDA approved food grade material) High-gloss writable surface (use only Expo Vis-a-Vis wet erase markers) Freezer and dishwasher safe (top rack only)