Black Briar Contain 3.0 35L vs Boundary Supply Arris 35L
The Black Briar Contain 3.0 35L is 35L and 1.8kg4lb; the Boundary Supply Arris 35L is 35L and 1.86kg4.1lb. The Black Briar Contain 3.0 35L is 0.06kg0.1lb lighter. The Black Briar Contain 3.0 35L costs $59.00999999999999 less. The Black Briar Contain 3.0 35L fits the carry-on limit of 31 of 36 major airlines and the Boundary Supply Arris 35L fits 15; under the seat, 0 and 0 of 26.
| Spec | Black Briar Contain 3.0 35L | Boundary Supply Arris 35L |
|---|---|---|
| Price | $239.99Best | $299 |
| Volume | 35L | 35L |
| Weight | 1.8kg4lbBest | 1.86kg4.1lb |
| Carry-on compliance | 86%Best | 42% |
| Personal-item compliance | 0% | 0% |
| Dimensions | 54.1×33×21.1cm21.5×13×8.5in | 55.9×33×22.9cm22×13×9in |
| Laptop | sleeve, size not published | 17" |
| Bottle pockets | n/a | 1 |
| Opening | Clamshell, opens 180 degrees | n/a |
| Warranty | 1 year | Lifetime |
| Organizer | Yes | Yes |
| Shoe compartment | No | No |
| Hydration sleeve | No | No |
| Frame sheet | No | Yes |
| Water-resistant | Yes | Yes |
| Rain cover | Yes | No |
| MOLLE | No | No |
| Hip belt | No | Removable |
| Sternum strap | No | No |
| Load lifters | No | No |
| Shoulder strap | No | No |
| Luggage pass-through | No | Yes |
| Camera compartment | No | Insert sold separately |
| Bike-ready | No | No |
| Material | Drycoatex Nylon 100% fabric | 400D waterproof TPU-coated nylon with DWR, seam-taped |
| Last checked | 2026-10 | 2026-09 |
Where their airline fit differs
| Airline | Limit | Black Briar Contain 3.0 35L | Boundary Supply Arris 35L |
|---|---|---|---|
| Air Canada | Carry-on | Fits | Too big |
| Air France | Carry-on | Fits | Too big |
| Allegiant Air | Carry-on | Fits | Too big |
| ANA (All Nippon Airways) | Carry-on | Fits | Too big |
| Avianca | Carry-on | Fits | Too big |
| Emirates | Carry-on | Fits | Too big |
| Gol Linhas Aereas | Carry-on | Fits | Too big |
| IndiGo | Carry-on | Fits | Too big |
| KLM | Carry-on | Fits | Too big |
| LATAM Airlines | Carry-on | Fits | Too big |
| Lufthansa | Carry-on | Fits | Too big |
| Norwegian Air Shuttle | Carry-on | Fits | Too big |
| SAS | Carry-on | Fits | Too big |
| Turkish Airlines | Carry-on | Fits | Too big |
| Volaris | Carry-on | Fits | Too big |
| Wizz Air | Carry-on | Fits | Too big |
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Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.