Pretty certain these are the C3 bib shorts, in very good condition, just having a sort out of cycling kit as gained a bit of weight :-(
GORE C3 Thermo Bib Tights+, Size XL, Black, 100648
GORE WEAR C3 Men's Cycling Bib Tights, Black, Size EU S, US XS
Gore C3 3/4 Bib Tights, Black, EU XL, US L
Gore Wear - C3 Thermo Bib Tights - Black - Large - RRP £100
GORE C3 3/4 Bib Tights+, Size XXL, Colour Black
