SASMO Ultralight trail running backpack – 6 L (300 g), insulated bottle pocket & rain cover – Grey

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£19.90 on Amazon (as of 20/10/2025 00:41 PST- Details) & FREE Shipping.

  • Ultralight 6 L design (300 g) for minimal carry and maximum freedom on the move.
  • Insulated thermal compartment keeps bottles and gels cool on long outings.
  • Breathable back and shoulder padding for comfortable, secure fit during intense runs.
  • Built-in waterproof rain cover protects kit in sudden downpours.
  • Compact storage for phone, keys, snacks and a light jacket — perfect for training and ultras.

Product details

SASMO ultralight trail running backpack – 6 L with insulated bottle pocket

Looking for a lightweight pack that actually keeps things simple on the trail? The SASMO running backpack is for runners who don’t want to faff about but still need the essentials. At roughly 300 g with 6 L of space, it sits almost unnoticed on your back yet takes the bits that matter: a bottle, snacks and your phone. The insulated pocket is a proper bonus — it helps keep drinks and gels cooler on hot days or during long efforts.

key features and benefits

This pack is all about cutting weight without compromising comfort. Breathable padding on the back and shoulder straps prevents rubbing and improves ventilation when the pace picks up. It hugs close to your body for stability, so it won’t bounce on technical ground or when you change pace. There’s a waterproof rain cover tucked away for those classic British surprises — quick to pull out and easy to stow.

  • Ultralight construction — carry less weight and run further without extra strain.
  • Insulated thermal pocket — keeps bottles and gels cooler for longer.
  • Comfort fit — breathable padding and an ergonomic shape to reduce chafing and bounce.
  • Rain cover included — dependable protection when showers arrive unexpectedly.
  • Practical storage — room for a bottle, energy gels, phone, keys and a compact layer.

who is this for?

Perfect for day-trail runners, tempo sessions, ultra warm-ups or anyone who likes a pared-back kit list. If your aim is to move light and fast but still carry essential fuel and a bit of weather protection, this pack fits the bill. The neutral cut and adjustable straps suit both men and women.

typical use cases

  • Short to mid-distance trail runs when only the essentials are required.
  • Long training runs or race warm-ups where weight and cooling matter.
  • Commuting or quick outings where a compact, breathable pack is preferred.

Wondering whether a 6 L pack can hold everything? It won’t replace a daypack — it’s designed to solve the common problem of carrying too much. No more flapping about with bulky bags; just space for what keeps you going. If you need a hydration bladder, check compatibility first, as this model focuses on an insulated bottle compartment rather than an integrated bladder sleeve.

technical details

  • Capacity: 6 L
  • Weight: approx. 300 g
  • Insulated thermal compartment for bottles/gels
  • Breathable back and shoulder padding for comfort
  • Built-in waterproof rain cover included
  • Colour: grey

If lightness, comfort and straightforward practicality are top of your list, the SASMO pack is worth a look. It doesn’t try to be everything for everyone, but for runners after minimal load, sensible storage and a bit of weather peace of mind, it does the job very well.

Additional information

Brand

SASMO Sports

Size

6 L

Colour

Grey

Intended User / Wearer

Men
Women

Functional Features

Back Ventilation
Rain Cover
Ultralight

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