It is a type of material that stretches and is used especially for making clothes fit tightly.
Tee Jays TJ9510 - Lightweight performance softshell Men
MACRON MA5333J - Children's special sport boxer shorts
MACRON MA5333 - Special sport boxer shorts
PROMODORO PM7830 - MEN'S LIGHT SOFTSHELL
PROMODORO PM7835 - WOMEN'S LIGHT SOFTSHELL
Herock HK606 - Hypnos Thermal Legging
Atlantis AT060 - Flexfit Cap
FLEXFIT 6089MC - CLASSICS® MULTICAM® SNAPBACK CAP