★★★★★ 4.9 · 225 reviews · In stock, ships in 1 business day
The ultimate gym/work backpack
The Convertible Duffel Pack Mk III Ultra is a hybrid backpack designed for the gym and office. It features separate compartments for your gym gear and smart organization for all your work essentials. Go from the gym to the office and never look out of place. Carry the line.™.
Colour: Ultra
Quantity
Free carbon-neutral ground shipping on orders over $95
30-day carry trial — return it if it doesn't fit your routine
Lifetime warranty on zippers, buckles and stitching
Ultra400X exterior by Challenge Sailcloth
YKK® zippers
Duraflex® plastic hardware
Nylon ripstop interior liner (bluesign® approved)
Front-load main compartment for spacious storage
Ventilated shoe compartment (fits up to men's size 13 shoes)
Padded and suspended laptop pocket (fits up to 16" laptop)
Quick-access top pocket
Interior pockets for your everyday essentials
Exterior water bottle pockets
Padded mesh back panel for enhanced comfort and breathability
Sternum strap for comfort and stability
Luggage handle pass-through
Length
20.5" (52 cm)
Width
11.75" (30 cm)
Depth
8" (20 cm)
Volume
21.4 L
Weight
2.7 lbs
Shell material
ULTRA, ripstop
SKU
SLC91046
Colourway
Ultra
Ground shipping is complimentary on US orders over $95 and $9.50 below that. Express (2-day) is $24 and overnight is $42. Orders placed before 1 p.m. CT ship the same business day.
Return anything unused within 30 days for a full refund — we email a prepaid label. Full detail on the shipping and returns page.