Major spandex fiber uses

Apparel and clothing articles where stretch is desired, generally for comfort and fit, such as:
athletic, aerobic, and exercise apparel
wetsuitss
wimsuits/bathing suits
competitive swimwear
netball bodysuits
brassiere straps and bra side panels
ski pants
disco jeanss
lacks
hosiery
leggings
socks
diapers
skinny jeans
belts
underwear
dance belts worn by male ballet dancers and others
Compression garments such as:
surgical hose
support hose
cycling shorts
wrestling singlet
one piece rowing suits
foundation garments
motion capture suits
Shaped garments such as
bra cups
Home furnishings, such as microbead pillows