This line of product is Tamper-Resistant™ & Leak Resistant Seal, Environmentally-Friendly and Great For Merchandising. The patented design improves safety by minimizing risk of food tampering and the leak resistant seal locks in product freshness & reduces messy spills. Made with Post-Consumer Recycled PETE (PCR) and reduces environmental impact by using recycled materials previously destined for landfills. Reusable and re-sealable for added convenience and flexibility. Product’s secure stacking for easy handling, display and transport.