Brenthaven bike bags are designed to be ultra-durable and lightweight, creating the ideal biking companion for the active entrepreneur. All Brenthaven bike bags are crafted with water resistant external fabric and a 100% waterproof internal dry bag to keep your laptop, tablet and other electronic devices safe against the harsh climate. Brenthaven bike messenger bags feature a comfortable shoulder strap and dedicated device pockets for iPad and laptops up to 15". The bike backpacks distribute weight more evenly across your body and ensure maximum protection for any digital device you may be carrying. With compact designs, reflective lighting for high visibility and protective padding throughout, Brenthaven bike bags help you stay safe throughout your daily commute. All Brenthaven bike bags feature a 100% Lifetime Guarantee.