SKU: 18868950802

Sierra Designs 3-6L Flex Lumbar Waist Hydration Pack

Sale price$146.70 Regular price$163.00
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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

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Description

Sierra Designs 3-6L Flex Lumbar Waist Hydration PackThe Flex Lumbar 3L 6L Backpack Bag Small yet mighty, the Flex Lumbar 3 6 pack from Sierra Designs is designed to lighten your load by shifting weight from your back to your backside. Ideal for day hikes, bike rides, and casual outings, this hip sized pack is a compact version of the Flex Capacitor backpack. The innovative expanding gusset allows for flexible carrying capacity, enabling you to adjust the pack to accommodate bulky layers, snacks, and

The Flex Lumbar 3L-6L Backpack Bag

Small yet mighty, the Flex Lumbar 3-6 pack from Sierra Designs is designed to lighten your load by shifting weight from your back to your backside. Ideal for day hikes, bike rides, and casual outings, this hip-sized pack is a compact version of the Flex Capacitor backpack. The innovative expanding gusset allows for flexible carrying capacity, enabling you to adjust the pack to accommodate bulky layers, snacks, and trail essentials. With two elastic mesh pockets for water bottles and plush padding on the hip belt straps, this low-back pack offers comfort and stability for various body shapes.

Key features of the Flex Lumbar 3L-6L Backpack Bag include stretch mesh water bottle pockets, a zippered valuables pocket, a main compartment with a hidden top zipper, and vertically expandable volume. The pack is equipped with dual compression straps to secure the load and a padded hip belt for on-trail comfort.

Specifications:

  • Capacity: 3-6 litres
  • Weight: 0.23 kg
  • Hip fit: Up to 132 cm
  • Dimensions (H x W x D): 15.2 x 25.4 x 12.7 cm
  • SKU: 80711520PT

Elevate your outdoor adventures with the versatile and ergonomic Flex Lumbar 3L-6L Backpack Bag from Sierra Designs. Whether you're exploring the trails or enjoying a leisurely bike ride, this pack offers the perfect blend of functionality and comfort. Gear up and experience the convenience of hands-free carrying with this innovative backpack.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 18868950802

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4.2 ★★★★★
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K
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KDK in Texas
Carnegie, US
★★★★★ 3
Pretty Colors to Encourage Me to Walk!
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
Hum. Extra large does not seem extra large. I have a slender but size 10-10.5 foot. Will keep but was hoping for a looser fit. Bought to match an Under Armour walking outfit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
P
Patti J Fredley
Louisville, US
★★★★★ 5
Socks
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
So cute
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2026
J
Verified Purchase
Jeannie Moore
New York, US
★★★★★ 5
Love my socks!
They fit perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
P
Verified Purchase
PPeter
Chelsea, US
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
S
Verified Purchase
Stacey Lovejoy
Massapequa, US
★★★★★ 2
Too big
The one size fits all was too big for me.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 10, 2026

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