Peak Design Travel Backpack 2-in-1 40L

Travel backpack system combining a base pack with a detachable daypack. The base pack accepts up to a Large Camera Cube, purchased separately. The daypack is not an additional padded camera compartment. Manufacturer cube compatibility: Fits up to a Large Camera Cube or Packing Cube (possible to stack Packing Cubes if they're not fully stuffed). The published specifications do not give a complete internal dimension triple. The nominal 40L connected system comprises a 34L base pack and a 16L daypack; these separate capacities are not additive when connected. Manufacturer details (Peak Design) Specs Bags Connected: External Dimensions 55.5cm x 33cm x 21cm (21.85" x 13" x  8.3") Volume 40L* Weight 2.45kg (5.4 lbs) Base Pack (by itself): External Dimensions 55.5cm x 33cm x 14cm (21.85" x 13" x  5.5") Volume 34L* Weight 1680g (3.7 lbs) PD Packing/Camera Cube Compatibility Fits up to a Large Camera Cube or Packing Cube (possible to stack Packing Cubes if they're not fully stuffed) Laptop/Tablet Capacity Fits up to 16" Macbook Pro + iPad Pro 13" Peak Design Tripod Carry Fits up to a Pro Tall tripod in side water bottle pocket Daypack (by itself): External Dimensions 50cm x 33cm x 7cm (19.7" x 13" x  2.8") Volume 16L* Weight 710g (1.5 lbs) PD Packing/Camera Cube Compatibility Best suited for small PD pouches and XS/XXS Ultralight Packing Cubes Laptop Capacity Fits up to 16" Macbook Pro Peak Design Tripod Carry Not optimized for PD Travel Tripod carry *Because bags are flexible, they individually fit a little more than when they are joined Materials & Sustainability Weatherproof solution-dyed 330D nylon Versa Shell external fabric Weatherproof 900D bottom liner High-visibility solution-dyed 150D recycled polyester interior liner PD UltraZip access points, YKK bag connection zip Water bottle pockets are 70D UHMWPE span for enhanced durability PFAS-free DWR for enhanced water resistance with a lower energy/chemical impact Shell, liner, and stretch fabrics are Bluesign approved Fair Trade Certified Climate Label Certified What's In The Box (1) Travel Backpack 2-in-1 (Base Pack + Daypack attached) (1) Base Pack Sternum Strap (1) Daypack Sternum Strap (2) Cord Hook™ External Carry Straps (1) Hip Belt for Base Pack Source: https://www.peakdesign.com/products/travel-backpack-2-in-1-40l-black