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NEW FOR 2025! aVAILABLE NOW. hYGROLID V3d is ready to protect your dried goods with improved construction that now guarantees your new hygrolid will last a lifetime! Made with food safe 3d printed materials, a durable sealing gasket and a replaceable hygrolid hygrometer. lifetime warranty! the new hygrolid v3d will last for generations just like all the old mason jars still in use today.$14.99