GLASSITUP attaches directly to ANY smartphone, current phone case, or a spare case. Pull the adhesive tab for clean removal or leave it on a spare case indefinitely.
Modify the diameter of the optic eyepiece using rubber adjustment bands to provide a custom fit.
Use GLASSITUP for zoom photography and video. Outdoorsman, hunters, science or sports enthusiast, and birders love GLASSITUP, and it costs much less than most competing digiscoping adapter brands, (i.e. Phone Skope, Carson HookUpz, or Snapzoom).