The of carryon travel backpacks is the culmination of 10 years of continuous improvement resulting from rigorous team testing & extensive customer feedback.
The 35L Drifter HD 4.0 is our heavy duty model, an extremely rugged travel backpack reinforced with hypalon rubber for extra strength and strategically designed to maximize budget airlines’ smaller overhead compartment while also fitting below every airline seat*.
The bag quickly converts from “backpack mode” to “duffle/carryon mode” with the roll top designed to cover up the shoulder straps, resulting in a more manageable experience when traveling with multiple bags, such as a personal item backpack ( or ) and/or checked suitcase/gear bags (surfboard, snowboard, golf, etc.).
The 35L Drifter HD 4.0 is our top of the line convertible carryon backpack and comes included with 11 :
4x , 2x , 1x , 1x , 1x , 1x & 1x
Maximize your carryon allowance and skip the checked luggage carousel with SOVRN Republic travel backpacks.
Genuine Leather Front Panel
210D Ripstop Nylon Interior Lining
2-Way USB Pass-through Hub With Weather Cover USB Extension Cables
Dual Full Perimeter Access To Main Compartment
Dual Access Suspended Laptop Compartment (Side Top Access)
2x Exterior Soft Velcro Patches For Personalized Patch Application
Quadruple Reinforced Top & Side Handles
Double Reinforced Suitcase Handle Passthrough
Rubber Cable Passthrough
Updated Anchor Point Locations
International Carryon Approved (Personal Item* & Overhead Size)
Convertible Design - Roll Top Covers Shoulder Straps
Modular Design - Removable Handles & Straps
YKK® #8RC & #5RC Luggage Zippers ()
17x Total Zippered Compartments
Composite Assembly - Combination of Premium High Quality Materials
12oz High Density Canvas Heavy Beeswaxed Coating (Specialty Base Material & Coating)
1050D Ballistic Nylon (Shoulder Straps, Bottom & Back Panels)
46x Anchor Points (33x Hypalon 13x Seat Belt Webbing)
2x Suitcase Handle Passthroughs (Both Orientations)
Hidden Lumbar Passport Compartment
Roll Top Anchor Strap System (Trimmers® Anodized Aluminum Tension Hook)
Combination of Duraflex®, Trimmers® & YKK® Premium Hardware
Keyring Management System
10" Stretch Mesh Exterior Canteen Pocket
Heavily Padded Shoulder Straps (Improved Redesign)
Breathable Airflow Back Pads
21" x 12" x 8.5" - 35 Liters
Naked Weight: 4.2 lbs
Weight W/ Accessories: 5.2 lbs
*Please note that at 21" tall, the 35L Drifter HD 4.0 may be too tall when fully packed out for certain budget airlines' 18" personal item sizers, although they will still fit below the seat and will fit in every budget airline/regional jet overhead compartment.
, & XL Compression Straps ( & ) -