Tracked by Evreward since 2006, Timbuk2 offers coupons, cash back rebates and rewards, with savings as high as 70% off. Timbuk2 discount coupons are infrequent, only available a couple times per year, but are often more valuable than similar merchants. Even when Timbuk2 doesn't have a coupon, you can always get up to 13% cash back, and other great rewards, with every purchase.