SMART DESIGN: one piece silicone mason jar lids with utensil holder - hole for straw, spoon, scoop. ONE SIZE FITS ALL MASON JARS - REGULAR & WIDE MOUTH: flip the lid upside down and it will fit wide mouth mason jars Ball or Kerr from quarter pint 4 oz to half gallon 64 oz.

EASY PUSH-ON MASION JAR CAPS: stylish, large ergonomic design tab makes it easy to open jars for kids, seniors, elderly and for arthritis hands.

MICROWAVE, OVEN, FREEZER, DISHWASHER SAFE - Temperature range -40F to 425F.

AIRTIGHT, FOR LIQUID & DRY STORAGE. Not completely leak-proof. WRITABLE on silicone lid top with a regular pen.

100% PURE HIGHEST QUALITY FOOD GRADE SILICONE: NO FILLERS - PASESS "PINCH TEST" - NO WHITE WHEN PINCHED: If silicone turns white when pinched or stretched, it indicates low-quality silicone or added plastic fillers. We are paying extra for the best silicone for durability & food safety. Compliant with FDA (USA), LFGB (Germany) food safety standards.

BPA-FREE, PVC-FREE, PHTHALATE-FREE, PLASTIC-FREE

WHY SILICONE LIDS ARE MUCH BETTER THAN PLASTIC LIDS: Studies show that most "BPA-free" plastic is NOT BPA-free or they are replaced with even more harmful chemicals. Plastic sheds micro-plastics & leaches harmful chemicals, pollutes environment & harms/kills wildlife. Silicone Lids are the safest option for health & environment.

100% VEGAN: Our Silicone lids are made without animal stearic acid, which is common in silicone rubber and plastic manufacturing.

LIFETIME MANUFACTURER WARRANTY: We care for the environment, so we manufacture quality, reusable, zero-waste products warrantied for life.

PLASTIC-FREE PACKAGING: Packaged in 100% recycled paper box.