These are exclusive Bamboo Towels made from 100% Bamboo Fiber. They absorb 4-5 times more water than ordinary/cotton towels. The size is suitable for both male and female. This is the NEW AGE FIBER which helps us void use of cotton towels, whose crops are harmful to the environment. 30% of the total pesticides used in the world are used to grow cotton. USE BAMBOO, HELP PROTECT ENVIRONMENT!!