Originally Posted by
N104UA
Good to know I have a non-Schengen arrival, going to try it out without an onward BP before going through customs, as there is nowhere to get a shower at the airport after customs
Perhaps not as convenient, but the Sheraton at AMS may provide shower access, probably for a more costly fee if they are doing it still/again. It can be walked to after clearing customs and getting landside at AMS.