In excellent condition. The Sierra Designs Flex Capacitor is a versatile and lightweight backpacking pack engineered for multi-day mountain excursions. Its standout feature is a unique horizontal gusset system that allows the pack to expand from 40L to 60L while maintaining a stable, low-profile center of gravity. The suspension uses a lightweight Y-Flex DAC multi-stay system that provides excellent support for heavy loads. Technical Specifications: Volume: 39-56 Liters. Weight: 1.19 kg (2 lbs 10 oz). Materials: 100D Nylon-Poly Ripstop and 420D Nylon Oxford. Features: Expandable volume gusset, 6 exterior pockets including dual hip belt pockets, U-shaped top access zipper, hydration reservoir compatibility, and a lightweight DAC Pressfit Aluminum stay.