Description
Recommended Use:
The Lightning is ideal for runners who want a lightweight, streamlined waist pack for long training runs, mountain races, or fast efforts where stable hydration, quick-access storage, and low-bulk performance are essential.
Details:
- Lightweight High-Performance Waist Pack Design
- Built with EnduraMesh LT™ for Exceptional Durability
- ErgoFit Waist™ Conical Fit for Reduced Movement
- 6 Total Storage Pockets
- Large Main Compartment with Included 625mL SoftFlask
- Low-Profile 28mm Locking Cap Reduces Body Contact
- Rear Quick-Access Storage Pocket
- Front Zippered Essentials Pocket
- Toggle-Controlled Compression System for Load Stability
- UltrAspire Light Bracket Compatible (Not included)
- Compatible with Lumen 600 5.0, Lumen 850 Duo & Lumen 400z 3.0
- Dedicated Rear Z-Pole Attachments
- Lightweight, Stable Carry for Long-Distance Efforts
- Available in 3 Sizes Small (28–32″), Medium (31–34″), Large (33–37″)
- Includes 625mL SoftFlask w/ Locking Cap
Fit: Unisex
Size: Sized- Small (28–32″), Medium (31–34″), Large (33–37″),
Color options: Pitch Black
Hydration (Included)- 1x 625 mL Softflask with Locking Cap
Does Not Include: Light Bracket
Capacity: 122 c.i. (2L)
Weight: 6 oz (110g)





sean.eversole (verified owner) –
I’ve been using the Mountain Racer for awhile now, but recently made the switch to the Lightning Waist Pack and couldn’t be happier. The conical shape and thoughtful design make it noticeably more snug and comfortable, with zero bouncing even on technical trails. It holds everything I need for shorter training runs and integrates seamlessly with my packs on longer adventures without ever feeling like I’m carrying extra gear. Another incredibly well-designed piece of equipment from UltraAspire that simply works.