backpack 17.5 laptop BIKROD Travel Backpack, 17 Inch Extra Large School Backpacks for Teen Boys and Girls, Black Water Resistant Women Back Pack, Business Men Sturdy Computer Bag : Clothing, Shoes & Jewelry Additional spacious compartment serves Adidas Stadium II Backpack Color:Glow White Chartreuse Koi - Discontinued LCM1537

backpack 17.5 laptop BIKROD Travel Backpack, 17 Inch Extra Large School Backpacks for Teen Boys and Girls, Black Water Resistant Women Back Pack, Business Men Sturdy Computer Bag : Clothing, Shoes & Jewelry Additional spacious compartment serves Adidas Stadium II Backpack Color:Glow White Chartreuse Koi - Discontinued LCM1537

Adidas Stadium II Backpack Fits Soccer Ball Sport Bag 4 Gym Color Options 5144

Four separate positive latches are arranged on three sides of the box to make a secure seal on the O-ring

LCM1537

Color:Glow White Chartreuse Koi - Discontinued

Some of these details are shown in the picture below from my tour

Additional spacious compartment serves to secure binders