Trave UI Kit is a great mobile UI Kit packed with over 30 carefully crafted screen layouts, designed at 750x1334px in Sketch & for Sketch . Trave is an excellent assistant for the fast creation of your project. Each layout was based on modern design trends for Travel Apps.
Well layered & neatly organized
Light & dark versions
Free Material Iconset
Works in Sketch 4.0+
Free Sample: https://gumroad.com/l/OkZJM
More freebies and UI kits is here: http://kkuistore.com/