AegendSwim Goggles, Swimming Goggles No Leaking Full Protection Adult Men Women Youth

Objects under water and lane lines are blurred and distorted when swimming with these goggles. Above the surface, everything appears normal. Why?

Do they come in different colors and is it one size fits all?

Do these goggles adjust to fit youth? Average sized 7-8 yr olds...

Do these fit over outer eye sockets or inner?