This is a wristband stright from the catalog, its for the right arm and it fits good on guys..i dont know about girls though ive set it for girls also but it only says males, so girls if u want too than buy at ur own risk ,but i will make a girls version asap, sorry x], if i have too i will make a girl's version of this wrist band, but i like to know what u think of my product...so laeve a reveiw