A padding device includes a connecting portion for engaging with a body of a pair of swimming/diving goggles. The connecting portion includes a lateral wall extending between front and rear walls. An annular, outer wall extension extends rearward from the lateral wall. A front connecting wall extends from the outer wall extension. An annular, inner wall extension extends perpendicularly to and rearward from an inner edge of the rear wall. A bend extends outward from an inner end of the inner wall extension and has a rear connecting wall located behind the front connecting wall. A spacing portion is defined between the inner and outer wall extensions. The front and rear connecting walls are engaged with each other and seal the spacing.