100% BIODEGRADABLE - Crafted from PBAT and modified corn starch, these shipping bags comply with ASTM 6400, EN13432, BPI, and OK COMPOST HOME standards. The material is free from BPA and microplastics, ensuring a significant reduction in CO2 emissions by 60% compared to conventional plastic alternatives. LEAVE A LASTING IMPRESSION - Delight your customers with eco-friendly shipping bags made from plant-based materials. Utilizing biodegradable mailers enhances your brand's image and showcases your commitment to sustainability. This thoughtful choice not only elevates your corporate responsibility but also strengthens your connection with customers, positioning your brand as a leader in environmental stewardship. STRONG DURABLE - Designed to withstand the rigors of shipping, these biodegradable envelopes are resistant to moisture, punctures, and stretching. The robust adhesive strip ensures secure closure, making it nearly impossible to open without cutting, guaranteeing that your parcels arrive in pristine condition. CONVENIENT ECONOMICAL - The self-seal design allows for quick and easy packaging, eliminating the need for tape. These lightweight mailers offer a cost-effective and efficient alternative to traditional shipping boxes, enhancing the unboxing experience for your customers. The black inner lining provides additional privacy, ensuring that your customers' information remains confidential. PERFECT FOR YOUR BUSINESS - Measuring 10x13 inches, these unpadded compostable poly mailers are ideal for shipping non-fragile items such as clothing, shoes, and accessories. They protect your products from water damage and other superficial harm, while also bringing a smile to your customers' faces when they receive their orders.