Hyperlite Mountain Gear Windrider 55 Backpack - White/White, Size M

The Hyperlite Mountain Gear Windrider 55 is a premium ultralight backpack designed for serious backpackers and thru-hikers who demand durability without the weight. Crafted from Dyneema Composite Fabric, this pack offers exceptional strength and weather resistance while keeping the weight to a minimum. The white/white colorway provides a clean, modern look. Size M fits torsos approximately 16-20 inches.

Advantages

Ultralight construction at just 1.9 lbs (862 g) makes it one of the lightest 55-liter packs available. The Dyneema fabric is waterproof, highly tear-resistant, and UV-resistant. The roll-top closure provides a waterproof seal, and the removable aluminum stay offers customizable support. The pack features a large front mesh pocket, side compression straps, and an ice-axe loop.

Suitable for

• Thru-hiking and long-distance backpacking
• Ultralight backpacking trips
• Fastpacking and adventure racing
• Travel where weight and packability are critical

Key specifications

• Volume: 55 liters
• Weight: 1.9 lbs (862 g)
• Fabric: Dyneema Composite Fabric (DCF)
• Closure: Roll-top with side compression
• Frame: Removable aluminum stay
• Back panel: Mesh with foam padding
• Hip belt: Removable, padded
• Pockets: Front mesh, side mesh, hip belt pockets
• Color: White/White
• Size: Medium (fits torso 16-20 in)

Recommendations

For best results, pair with a lightweight sleeping system and compressible gear. The pack is not recommended for heavy loads over 35 lbs. Always test fit before extended use.