Daywolf Septentrial Action Sport Titanium Sunglasses, User Manual

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II. Maintaining Tight Frames
Like all metal eyewear comprising bolts or screws, the screws may loosen over
time particularly if the arms and opened and closely regularly. Daywolf
®
advises
against closing the arms unless necessary when resting the eyewear on desks or in
residences. The forward hinges in the frames each consist of two ultra-thin nylon
washers which should allow easy rotation (opening and closing of the arms), even
when the screws are very tight. These washers also help prevent the screws from
loosening during use. Wearers not regularly closing the arms may wish to the
remove the washers from the hinges, which will stiffen the rotation of the arms.
The eight screws in the frames are all driven by a 1.5 mm hex key. A small 1.5 hex
key (or hex screwdriver) is included with every order. Wearers should regularly
tighten the screws in the frames (particularly during the first few weeks) to ensure