The thule pack n pedal shield panniers are multi purpose pannier bags that deliver on both weather resistance and visibility firstly you have a choice between two different sizes 2 x 14l panniers or 2 x 24l panniers pick the pair suited to your style of commuting or expedition travelling the bag has been constructed from a clever and next generation material the material has eye catching light reactive elements in without the need for large 3m reflective details which can look ugly in a