Cusangel backpack with vacuum compression,18in vac travel with pump 45L expandable 60L capacity laptop,multiple pockets (Business Vac-Backpack)

Backpack with Vacuum Compression Space-saving vacuum design Backpack : External vacuum pump compresses the backpack, allowing you to pack more and carry less!Vacuum Backpack EXPANDABLE CAPACITY: Versatile 45L (carry-on friendly) → 60L (XL capacity) design adapts to short trips or extended adventures.ULTRA-ORGANIZED DESIGN: 20+ strategic pockets including hidden anti-theft pocket, quick-access top pocket, & multi-layer organizers. excellent CARRY-ON SIZE: Meets most airline carry-on size limits in 45L mode (confirm with specific airline).SMART WET/DRY SEPARATION: Specialized compartments isolate damp gear (swimwear, towels) or shoes from clean clothes.Ergonomic Comfort Design: Padded mesh back panel and adjustable S-curve shoulder straps ensure all-day comfort. Perfect for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.