For this weekend only, Hammers fans can get 20% off the 2017/18 Umbro home kit.
That means you can pick up an adult home shirt for just £44 - down from £55 - and a kids' shirt is now priced at £36.
Get 20% off your home kit now
This offer ends at midnight on Sunday, so hurry to claim your discount.
The 20% off applies to all home kit products excluding goalkeeper kits.