Sierra Trading Post offers a pair of Ortlieb Back-Roller Classic Cycling Panniers in four colors (Ocean Blue/Black pictured) for $99.99. Apply coupon code "ALAA7" to bag free shipping. That's the lowest price we could find by $80. These 40-liter panniers feature waterproof fabric with welded seams, roll-top closure, interior pocket, reflector patches, and an adjustable QL2 mounting system.