Product Review

Partial 15.6" laptop are not fit to 15" bag , and you can choose 17"bag.
Dell:Alienware 15, Inspiron 3000,5000,7000,etc
Lenovo: Y series Z501 G50 S500 FLEX 15,etc
Acer: Aspire E5, etc
Asus: n53,n55,A56,E56, etc

Measurements and Sizes
Exterior: 17.2"(l) x 12"(w) x 1.5"(h)
Interior: 16.5"(l) x 11.2"(w) x 1.18"(h)

Note ：This case is water resistant but not water proof, and You can expect the water to stay on the surface for a while until it actually soaks through, but don't try to soak it in water