OXFORD 4.0 MONTREAL JACKET - BLACK GREY REDOXFORD 4. 0 MONTREAL JACKET BLACK GREY RED 4. 0 Dry2Dry Jacket The Montreal 3. 0 already offered extraordinary value for money, so we had to work extremely hard to make improvements. With that in mind we introduce the Montreal Dry2Dry 4. 0, a high specification adventure jacket and pants. With a High Density Polyester outer shell and a durably breathable Dry2Dry membrane and for protection and extended comfort suitable for a wide range of conditions.