Скачать или смотреть Focus Comfort - Stops Glasses Slipping

http://betasimplicity.com/focus.html. Spectacle temple earhooks are very effective in stopping spectacle from slipping. However, most spectacle temple earhooks will cause soreness behind the ear after a few hours. FOCUS spectacle temple earhook is designed with an unique cushion so that it does not exert excessive pressure on the back of your ear, thus eliminating the soreness while maintaining the same effectiveness in stopping eyewear slipping. This video will compare the comfort provided by FOCUS and common eyewear temple earhook design while stopping glasses slipping. Available for international shipment. Visit http://betasimplicity.com/focus.html. International shipping available.