- Durable silicone seal rings made from BPA-free, food-grade material and dishwasher safe for easy cleaning and reliable performance. - Replace every 18–24 months or whenever deformed to maintain a tight, leak-free seal. - Dimensions: inner diameter 8.7, outer diameter 9.5, height 0.75. Compatible with IPDUO60, IPLUX60, IPDUO50, IPLUX50, Smart60, IPCSG60, IPCSG50. - Color coded rings for flavor separation: red ring for sweet foods and a second ring for savory foods to prevent cross-flavor transfer. - Odor control: helps stop odors from moving between dishes, keeping flavors distinct. - Practical uses: - Seal leftovers from sweet and savory items in the same storage set without flavor mingling. - Restore seal performance in frequently used containers by replacing worn rings. - Use dedicated rings for strong aromas like onions, garlic, or citrus to minimize odor transfer. - Why it matters: durable, easy to replace, compatible with popular models, and designed to preserve freshness and flavor integrity.