SKU: 72921534840

UNUS52 | BACKPACK

Sale price$164.67 Regular price$182.97
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

UNUS52 | BACKPACKThe UNUS52 is an ultralight backpack designed for hiking and trekking, weighing only 740g. It features a 42L main compartment with an additional 10L of external expansion, making it ideal for lightweight travelers on 3 to 7 day journeys. Core Fabrics UltraWeave UltraStretch Ultra200X (Main Fabric): Made from UHMWPE fibers (similar to Dyneema), it is several times stronger than traditional nylon. Constructed with a three layer composite structure (X

The UNUS52 is an ultralight backpack designed for hiking and trekking, weighing only 740g. It features a 42L main compartment with an additional 10L of external expansion, making it ideal for lightweight travelers on 3 to 7-day journeys.

Core Fabrics

UltraWeave™ / UltraStretch™

  • Ultra™200X (Main Fabric): Made from UHMWPE fibers (similar to Dyneema), it is several times stronger than traditional nylon. Constructed with a three-layer composite structure (X-ply yarn + waterproof film), it offers lightweight durability, abrasion resistance, and tear resistance.
  • Ultra™400X (Reinforced Base): Provides enhanced abrasion resistance, designed to withstand prolonged ground dragging and friction against rocks.
  • UltraStretch™: A blend of UHMWPE fibers and Nylon 66, delivering high elasticity and durability.

Ergonomic Design | Comfort & Stability

  • The Ultralight Composite Frame System features a dual-track aluminum alloy tube frame (22g each) for a lightweight yet sturdy structure. A carbon fiber rod enhances back panel stability, with adjustable height via the shoulder straps for an optimal fit—perfect for long-distance trekking.
  • EVA High-Support Foam Padding in the shoulder straps and hip belt for enhanced comfort and weight distribution.
  • Elastic Shoulder Strap Pockets for quick access to a water bottle without removing the backpack.
  • X-shaped Hip Belt with an adjustable angle, ensuring a secure fit across different body types. 

 

Multi-Functional Attachment & Storage System
  • UHMWPE Reflective Daisy Chain (Front Sides): Compatible with the AC-K03 bungee cord to secure trekking poles, umbrellas, ice axes, and other gear. The reflective feature enhances visibility and safety at night.
  • UltraStretch™ Fabric Storage (Sides & Front): Convenient for storing rain jackets, insulation layers, water bottles, headlamps, and other frequently used items.
  • Y-Strap Top Compression System: Secures items at the top of the pack with a detachable loop to prevent slipping.

 

Optional Accessories

  • AC-B01 – Detachable Hip Belt Pocket
  • AC-K03 – Elastic Cord Attachment

 

Key Features Summary

  • Total Weight: 740g
  • Constructed with UltraWeave™ / UltraStretch™ Fabrics
  • Adjustable Ultralight Frame System
  • Reflective Daisy Chain 
  • Top Y-Strap Compression System
  • Quick-Access Chest Water Bottle Pocket
  • X-Shaped Waist Belt Buckle
  • Ice Axe Loop

UltraWeave™ Care Instructions
Hand wash only: Do not machine wash UltraWeave fabric. For cleaning, try to wipe off dirt with a towel as much as possible before hand washing.

Specifications

Material | Material Info

Main Fabric: Ultra™200X in Gravel Grey

Bottom: Ultra™400X in Black

Pockets: UltraStretch™ / Nylon Spandex

Shoulder straps & Hip Belt:  210D Nylon with UHMWPE ripstop

Cord:UMHWPE+3M reflective yarn

Webbing:100% Nylon

Frame Material

Carbon Fiber Stay + Aluminum Alloy Tube

Capacity

 


Main Compartment: 42L

Side Pockets: 2x2L

Center Pocket: 6L

 

 Total weight

740g / 26oz

Dimensions


Unpack Hight: 85cm

Width: 29cm

Depth: 18.5cm

Top circumference: 98cm

Bottom circumference: 83cm

size

Straps: 

S/M - 15.5 inch / 39.5 cm (Torse<43cm)

L/XL - 17 inch / 43.5 cm (Torse>40cm)

Torso: 15"~ 20" / 37cm~51cm

HIp Belt: 28"~ 40" / 72cm~102cm

Recommended Comfortable Load

12kg / 26.4lbs


Maximum Recommended Load

18kg / 40lbs

 

Size chart


Unit:inch / cm
Straps(1) Straps(2)

Recommended Torso Length


15"/37 ~ 17"/43

16"/40 ~ 20"/51

Shoulder Straps

Length

15.5"/39.5
 17"/43.5

 

A 160cm tall model uses a 15.5-inch shoulder straps.

A 168cm tall model uses a 17-inch shoulder straps.

A 188cm tall model uses a 17-inch shoulder straps.

 

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: 72921534840

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Sebastian Monte
Battle Creek, US
★★★★★ 3
Cheap and unstable
Size: 4 Panel, Color: Black, Size: 4 Panel, Color: Black
Although this has nothing to do with the product, it arrived a day later than previously stated. Making me have to create a makeshift room divider the day it was actually needed. When the product arrived it arrived in a box that showed no evidence of damage. Once opened, divider was found inside a plastic cover. Great protector for dust or scratching. The divider was fully assembled so there was nothing for me to do but remove it from packaging and use it where needed. After further inspection the divider was not only cheap and flimsy looking it was absolutely unstable. It would wobble and appears to have been assembled in a rush making some panels crooked. I noted significant damage to the bottom portion of some of the panels both front and back. It does not feel like an item worth the price. The color is as advertised and the product had no smell. The sizing was accurate.
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Reviewed in the United States on January 17, 2025
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D
Houston, US
★★★★★ 5
Quality Product Easy to Use Awesome Privacy Great Price
Size: 4 Panel, Color: Black
I have Purchased 2 of these Room Dividers. One for my Nephew and One for my Son. They Both Say they are Sturdy and easy to setup and use. The Quality and Price are Great! Easy to setup already assembled and Very well made. I would recommend this Product
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Reviewed in the United States on August 1, 2025
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Placeholder
Massapequa, US
★★★★★ 5
It really covers our privacy area.
Color: Off White, Size: 8 Panels, Color: Off White, Size: 8 Panels
This privacy screen really works! It is the exact size that we needed (8 panel) the white color brightens the deck and compliments the trim of our house.The weight is minimal and was easily put up by two people.As for the sturdiness, the screen is made for outdoors, so I am hoping it will stand up to rain and some wind. J
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Reviewed in the United States on May 13, 2026
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Kim R.
West Palm Beach, US
★★★★★ 5
Very nice!
Very pretty! Lots of compliments.
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Reviewed in the United States on March 22, 2026
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Claudia elena Trejo
Natrona Heights, US
★★★★★ 4
Nice
Color: Off White, Size: 8 Panels
I like it. But i think it’s not to strong.
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Reviewed in the United States on March 6, 2026

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