Rubber Stopper, Dual-Hole, 5 Pack

Pack of 5 Dual-Hole Stoppers: Includes 5 rubber stoppers, each with 0.28" dual holes, designed for versatile laboratory setups and secure sealing needs Size: Please refer to the detailed size chart in the product images before purchase; slight measurement variations of up to 1mm may occur Premium Construction: Made from premium rubber material, these stoppers offer superior durability, flexibility, and resistance to wear Non-Food Grade: Specifically designed for laboratory and industrial use; these stoppers are not suitable for food-related applications Warranty: 1-year coverage period for your peace of mind, if received damaged, please let us know and we will solve it promptly