Perfect for a cup of coffee or for bringing along your favorite tunes. Cage height and diameter are adjustable to fit large sized tumblers or speakers.
Material is made of Engineering grade polymer / Rubber
Diameter: Upper Strap Fits ø75-ø90 mm / ø2.9”-ø3.5”, Lower Fits ø60 - ø78 mm / ø2.4” - 3.1”