These small premium Night Driving Clip-on from Eye Care 4 U Vision are great clip-on for night driving. The benefit of these clip on sunglasses are that they can be trimmed exactly to size, the lightweight design can be cut with a pair of sharp scissors. Comes in lens width 52mm, depth 40mm, overall length 125mm. Comes with a case and a cloth. The clip will not fall apart like cheaper clip ons, and has a handy flip up function for easy wear. Great lenses with UVA/UVB and polarised filters that give protection against harmful ultraviolet rays. Manufactured in the UK to British standards.