Authentic Heuer by TAG Heuer perforated leather watch strap with FC5037 deployant clasp.
Ca. 20 mm at the lugs ends, short piece is ca. 85 mm, long piece is ca. 105 mm.
The strap is marked with the TAG Heuer logo.
The clasp is marked TAG Heuer | STAINLESS STEEL | Y E7 | FC 5037-0.