Seventy-five percent of the preserved food industry makes use of the same screw thread system. Jar Tops are functional caps that can be screwed on empty jars of various sizes. With these tops, useless products are given an entirely new function.

Beautifully designed and beautifully made lids, spouts, sifters, and handles that can be fitted on in principle standardised and disposable glass jars. The entertaining element of finding and transforming the jars is an attractive element of the convincing possibility to recycle glass.