Leather has always been in style. Our shoes are leather, our belts are leather our fall&winter gloves are leather, pocketbooks & attache cases are leather, billfolds, purses are leather.
Leather is a durable and stretchable material. Leather being associated with males is the Hollywood Motorcycle Gang look.
Tznius is tznius,,, stop adding materials (cotton knits, sweats, silks, lace, leather, seude) to the formula.