Our Modular Packers combine ultralight RX30 side panels with reinforced UX10 top and bottom construction, delivering exceptional strength without the weight penalty. Three-ply construction with Aramid reinforcement provides tear resistance that stands up to hard use in demanding environments. Premium YKK zippers ensure smooth, reliable operation trip after trip. Whether you're organizing your ruck for a multi-day trek or compartmentalizing gear for tactical deployment, these packers keep your kit squared away. Key Features RX30 ultralight side panels for weight savings UX10 reinforced top and bottom with Aramid fibers for tear strength Three-ply construction for long-term durability YKK zippers throughout Available in White and Black Technical Specifications Weight: Small: 3.5 oz Medium: 4.5oz Material Composition: UX10 47% Ultra-PE 44% Polyester 9% Aramid reinforcement Construction Details: UX10 100% Ultra-PE weave (100 denier) face Aramid X-PLY® reinforcement at 22° Polyester film backing Construction Details: RX30 DWR-treated surface 300 denier 100% recycled polyester face Black post-consumer recycled polyester X-PLY® at 22° 0.5 mil polyester film Handmade in Texas. Built to last.