Umbro west ham united away shirt 2017 2018 junior the umbro west ham united away shirt 2017 2018 is a must have this season for any young irons this season crafted from the latest wicking lightweight breathable materials with the west ham club crest adorning the chest kids football shirt regular fit short sleeves club crest hammers graphic to reverse special body mapping technology regular fit 100 polyester machine washable blackblue 13 xlb