Fashion Glossary · Textile science terms
UPF — UV Protection Factor
Definition
Fabric's ability to block ultraviolet radiation.
Construction notes
UPF 15 = ~93% UV blocked; UPF 50 = ~98%.
Fashion Glossary · Textile science terms
Fabric's ability to block ultraviolet radiation.
UPF 15 = ~93% UV blocked; UPF 50 = ~98%.