20mm - 18mm black canvas leather band blue stitch strap fit for pam wirst watch, Black;brown

the band outside is canvas, inside is leather. the band is very soft and light. this list is just sell the band don't include the buckle. the brand is 20 mm watch lug size ,18mm buckle lug size. before order please confirm the size. package: 1 piece 20mm - 18 mm canvas leather strap 2 piece steel tubes (installed on the strap) 2 piece spring bar 1 piece screwdriver as the pictures.syi