Achieve the Ultimate Trifecta: Superior Safety, Sustainability and Cost Efficiency The CellSafe® Battery Envelope Kit offers engineered protection from thermal runaways in a thin textile envelope. Perfect for product take-back programs, this special permit packaging kit is durable and reusable, contributing to costs savings. Brought to you by the battery safety specialists, CellBlock FCS LLC. Green and reusable packaging as part of your supply chain. The textile envelope may be reused several times throughout a volume recall. Only the outer box will need to be replaced. Measurable cost savings for large product take-back programs. Ideal for DDR consumer device shipments. DOT Special Permit 20910 and Canadian Equivalency Certificate 13920 Authorized. Tested and certified to contain up to 185Wh. The CellSafe® Envelope Kit is the safest and greenest battery packaging on the planet. SPECIFICATIONS: UN Mark: 4G/X5/S/**/USA/M6484 Box: 15.3” x 12” x 1.4” (39cm x 30.5cm x 3.5cm) Inner Textile Envelope: 15” x 11.5” (37.5cm x 29cm) Tare Weight: 0.7 lbs (0.3 kg) Gross Weight: Max. 11 lbs (5 kg) KIT CONTENTS: SKU CSENKT1215-1D (kit only) 100% Recycled and Reusable Polymailer Shipping carton labeled with special permit 20910 and regulatory DOT/UN Mark Reusable proprietary fireproof textile sleeve SKU CSENKT1215-1D-RL (with return logistics) includes the above, plus: Pre-paid shipping label to recycler Pre-paid recycling services CUSTOM Box and envelope size can be customized to your application with rapid package prototyping and certification.