THE BT FLEX - Explained
LIGHTWEIGHT & FLEXIBLE DUAL-DENSITY SOLE
This sole is designed to provide great support and traction on wet surfaces (although not slip resistant). Its double density composition makes it durable as well as comfortable.
These are some of the most comfortable boot I have every worn. I have been buying different type of boots for years trying to find a boot that I can wear all day without my feet hurting in the afternoon. I found them with these boots, Thanks