The Nemo Tensor™ All-Season is a high-performance ultralight sleeping mat designed for backpackers who want one pad to handle everything. Striking a near-perfect balance between weight, warmth, durability, and comfort, it’s a true “do-it-all” option for multi-day trekking across changing conditions.

With an R-value of 5.4, the Tensor All-Season offers reliable insulation for spring, summer, autumn, and even mild winter conditions, making it one of the most versatile mats in its class. Two layers of floating Thermal Mirror™ insulation reflect body heat efficiently, delivering excellent warmth without adding bulk or weight.

Weighing from around 400-440g (mummy/regular), the Tensor All-Season hits the sweet spot for backpackers who want warmth without carrying a heavy winter mat. It’s light enough for long-distance trekking, yet warm enough to extend your season, making it a true one-mat solution.

Designed for real nights on the trail, the Tensor All-Season features 9 cm of cushioning for excellent support on uneven ground, Spaceframe™ baffle construction for stable, even weight distribution without the “bouncy” feel, and a quiet internal design that eliminates the crinkly noise common in insulated mats. The result is a mat that feels stable, supportive, and genuinely comfortable night after night. Unlike many insulated air mats, the Tensor has built a reputation for being exceptionally quiet, thanks to its floating insulation layers that reduce noise during movement.

Features

• Two layers of floating Thermal Mirror™ metallised film provide quiet insulation with an unprecedented weight-to-warmth ratio.
  
• Spaceframe™ baffles offer unparalleled stability and weight distribution, using low-stretch, die-cut trusses that eliminate springiness.bluesign® approved premium nylon fabrics shave grams while offering superior puncture and tear resistance.
•  bluesign® approved premium nylon fabrics shave grams while offering superior puncture and tear resistance.
  
• Improved zero-profile, multifunctional, micro-adjustable Laylow™ valve offers customised inflation control, even in cold temperatures.
  
• Impressively quiet for uninterrupted sleep (and happy neighbours).
  
• 9cm of stable, cushioned loft for incredibly comfortable nights.
  
• The included Vortex™ pump sack provides easy and fast inflation, saves breath at elevation, and minimises moisture entering the pad.
  
• What's included:d: Stuff sack, Vortex™ Pump Sack, Velcro Strap, Repair Patches.
  

Specification

• Season: 4
• Length: RM: 183cm / R: 183cm / RW: 183cm / LW: 193cm
• Width: RM: 51cm / R: 51cm / RW: 64cm / LW: 64cm
• Thickness: 9cm
• Weight: RM: 400g / R: 440g / RW: 530g / LW: 580g
  
• Packed size: RM: 25.5 x 10 cm / R: 25.5 x 10 cm / RW: 27 x 10.5 cm / LW: 7 x 11.5 cm
  
• R-Value: 5.4
  
• Material: 20D (top) and 40D (bottom) nylon, Bluesign Approved
  
• Insulation: Aluminised Film
  
• Colour: Blade / Spicy Orange
• Shape: Mummy/Rectangle