YING FA is a Chinese brand made for their National swim team.

This unique "sharkskin" competition fabric which mimics sharkskin with arrow-like V-shaped ridges that decrease drag and turbulence around the body. This swimsuit has "record breaker" open back, high cut legs and a unique mesh seam at the rear which prolongs the life of the swimwear as well as reducing drag.
Note: Racing swimwear does not include any kind of bra/bust
support.Compression, resulting in a tight fit, is one of the key characteristics of a suitable competition swimwear.
Due to health reasons that swimsuits should be tried on over undergarments. When you are trying on Ying Fa racing swimwear you should place each of your feet in a plastic bag and then pull the swimsuit over each foot. The use of the plastic bag will ensure no damage is done to the costume via toe nails etc.

SWIMWEAR CARE
Rinse in fresh water and hang dry in shade after use. DO NOT machine wash or put in dryer or store wet.