- The cage is made of 30% recycled plastics and 70% bio-circular materials.
- CirculenRenew offers up to 44% lower carbon footprint than fossil-based PP.
- Bio-circular feedstocks do not compete with food production.
- CirculenRenew is ISCC PLUS certified for traceability.

Collaboration Overview
LyondellBasell and Henkel have partnered to create a renewable-based solution for the transparent plastic cage of Henkel’s WC Frisch/Bref toilet rim blocks. This collaboration focuses on using sustainable materials to reduce environmental impact.
Material Composition
The cage is produced through injection molding, comprising 30% mechanically recycled plastics and 70% bio-circular raw materials. These materials are part of LyondellBasell's CirculenRenew portfolio, which applies a mass balance approach.
Environmental Benefits
CirculenRenew polypropylene grades offer up to 44% lower product carbon footprint compared to fossil-based polypropylene. The bio-circular feedstocks used do not compete with food production, ensuring a sustainable approach.
Certification and Production
CirculenRenew is manufactured at LyondellBasell's European polymer sites, which are ISCC PLUS certified. This certification ensures traceability along the value chain, with renewable content allocated and certified through a Sustainability Declaration.