RKSports Pannier:

• Expandable to 48 litres with tensioning straps for stability
• 2 exterior pockets
• Rain covers included
• Dimensions: 
       * Length: 39cm 
       * Width Unexpanded: 23cm 
       * Width Expanded: 32cm 
       * Height: 25cm
• Capacity: 48L(2 panniers in total)