The main difference between the Under Armour Flex Sling Bag and the Under Armour Undeniable Sackpack is that the Flex Sling Bag has Shoe Compartment (Stretch shoe pocket on front panel with buckle closure fits pair of shoes) while the Undeniable Sackpack does not.
Specs | Brand | Under Armour | Under Armour |
Name | Flex Sling Bag | Undeniable Sackpack | |
Category | Sling | Drawstring | |
Sub Category | Mens | Gym | |
Capacity (L) | 15L | 25L | |
Dimensions (in) | 10.9 x 4.3 x 17.3 | 19 x 15 x 2 | |
Weight (lb) | 0.7 | 0.5 | |
Fabric | 100% Polyester | 100% Polyester | |
Color | 2 colors and patterns | 14+ colors and patterns | |
Warranty | Under Armour 60 Days Return Policy | Under Armour 60 Days Return Policy | |
Release Date | January 24, 2015 | ||
Rating | 4.2 | 4.8 | |
Price | Under $50 | Under $50 | |
General Features | Shoulder Straps | Adjustable cross-body strap | Drawcord closure doubles as shoulder straps |
Sternum / Chest Straps | Custom UA sternum clip | ||
Main Compartment Access | Top access with cinch closure | Drawstring access | |
External Pockets | 1 front and 2 side pockets | 1 zipped front pocket and side pocket | |
Side Pockets | Side pockets can fit water bottle | Side pocket can fit water bottle | |
Water Bottle | Yes | Yes | |
Loops and Attachments | D-Ring on front panel | ||
Lightweight | Yes | Yes | |
Business & School Features | Organizer Pocket | Front utility pocket with organizer | |
Gym / Sports Features | Shoe Compartment | Stretch shoe pocket on front panel with buckle closure fits pair of shoes |
Under Armour 's Flex Sling Bag is a Sling backpack with Mens features while Under Armour 's Undeniable Sackpack is a Drawstring backpack with Gym features.
The Under Armour Flex Sling Bag has a capacity of 15L (liters), weighs 0.7 pounds and it's dimensions in inches are 10.9 x 4.3 x 17.3. It's made of 100% Polyester and is available in 2 colors and patterns in comparison the Under Armour Undeniable Sackpack's capacity is 25L with a size of 19 x 15 x 2 inches. Constructed from 100% Polyester it weighs 0.5 pounds and is available in 14+ colors and patterns.
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