backpack that can hold a 15 inch laptop OIWAS Rolling with Wheels – 15.6" Carry-On Travel Bag B(Fit 17" Laptop) Day Ergonomic Comfort Breathable adidas Large Capacity Backpack Brand_COTOPAXI Color:Dash Blue

backpack that can hold a 15 inch laptop OIWAS Rolling with Wheels – 15.6" Carry-On Travel Bag B(Fit 17" Laptop) Day Ergonomic Comfort Breathable adidas Large Capacity Backpack Brand_COTOPAXI Color:Dash Blue

adidas Large Capacity Backpack Unisex Green HC7259

I think you could get it even lower if you got creative, I removed the plastic from the hip belt padding quite easily to save some ounces

Brand_COTOPAXI

Color:Dash Blue

Enter the Summit Creative 40L Tenzing Camera Bag —a high-performance solution designed for those who need a spacious, durable, and versatile bag to keep their gear safe and accessible, no matter where their creative journey takes them

Day Ergonomic Comfort Breathable mesh back