Dinosaurs are no longer extinct with these crazy backpacks the original rucksack that launched madpax the soft spikes add a style that makes you and your pack one of a kind thehalfpacks are personality to the next power that rock a punch for electronics or essentials on the go expect rock star status for you and kids in this funky coloured bag features and benefits 1 size available halfpack interior zip pocket outer material is leather like poly urethane inner lining