Retro Adidas Roller Skates Retro Adidas Trousers? Details Inside.....?

Retro Adidas Trousers? Details Inside.....? - retro adidas roller skates

Does anybody know where I buy red pants with three stripes of adidas Navy on the page?
The silky fabric retro-type?
(as the dancer takes Erick E - The Beat Is Rockin Video)