True Pocket Blanket: Expands to 59" x 43" (150x110cm) seating area yet folds to just 5.1" x 3.9" x 1.2" (13x10x3cm) - smaller than a paperback book; Ultra-Lightweight: At only 1.8oz (50g), it's the lightest pocket blanket for hiking backpacks Waterproof PE Shield: Repels moisture, mud and sand - just shake clean after use All-Terrain Ready: Includes strap for attaching to backpacks, perfect for beaches/camping Instant Deployment: Unfolds in seconds when you need a clean surface. Meet your new adventure essential - the ultimate pocket blanket! This revolutionary mat packs full-size functionality (59" x 43") into a tiny 5.1" package that: ✓ Fits in any pocket or purse for spontaneous outings ✓ Weighs less than 2oz - won't burden your pack ✓ Creates instant clean space on grass, sand or snow ✓ Doubles as emergency cover for sudden rain