New Duck swimshorts are at this link:
https://www.ebay.co.uk/itm/174164588225?ViewItem=&item=174164588225&ssPageName=ADME:L:LCA:GB:1123
Mens Swim Shorts PRIMARK PINEAPPLE MEXICAN CACTUS RUBBER DUCK new M - XXL
XS = 71-76cms
S = 76-81cms
M = 84-89cms
L = 92 - 99cms
XL = 102-107cms
XXL = 109-114cms