what is the name of the skin between your fingers
Hand The web of the hand is a "fold of skin which connects the digits"[17]. These webs, located between each set of digits, are known as skin folds (interdigital folds or plica interdigitalis). They are defined as "one of the folds of skin, or rudimentary web, between the fingers and toes".[18]
Bull riding The flank strap
Vein Veins are less muscular than arteries and are often closer to the skin. There are valves in most veins to prevent backflow.
Marcus Álvarez