- Flex appeal! Yes, you can show lots of it in this latest design and addition to our popular L. A. Wash collection by GO SOFTWEAR. The Active muscle tank top has a scoop front neck and Y-back design along with roomy armholes and contrast trim to showcase the upper body. This garment is distinctively washed and overdyed to achieve a soft worn-in feel and rich color palette. Made in U S A. Fabric Content: 100% cotton.