Preview in 3D, we print and ship it — or download the file to print yourself.
Heads up: many models on this page are AI-generated or uploaded untested. They may be misconfigured for the intended application — check the dimensions and tolerances, and verify or edit the model before printing or relying on it.
A one-handed reading aid: slip your thumb through the 22 mm ring and the two 29 mm wings press both page blocks flat so a paperback stays open by itself. Ramped wing tips slide under the pages without creasing them; 80 mm wide overall.
A 60 mm one-piece carabiner whose gate is a built-in flexing spring arm — press it inward to hook on, and a capture nose stops it opening under load. Prints flat with no supports, no assembly, and no metal spring; sized for keys, water bottles, and bag straps.