Measurement accuracy: ±2 bpm or ±2%

Note: Due to the high-stretch fabric

Watch buckle style: needle buckle

Color Black

Applicable scenarios: swimming and wading

Abdominal Ice Silk Seamless Underwear Color:Grey Measurement accuracy: ±2 bpm orFabric name: nylon nylon 1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes. Please allow 2 3cm differences due to manual measurement. 2. Please check the size chart carefully before you buy the item, if you don't know how to choose size, please contact our customer service. 3. As you know, the different computers display colors differently, the color of the actual item may