INNOVATIVE NEW SUBSTRATE OPTION! Preparation-proof ✅ Weatherproof ✅ Warp-proof ✅ Super light! You can cut them! You can drill them! You can join them! Just like wood or MDF but weatherproof! (No laser cutting or engraving though!). Read more below! All 1.5cm thick. Fits vitreous tiles on the edge perfectly after grouting! Comes in 4 options: 22cm with hanging handle 22cm round 17cm round and a mini 3 pack perfect for plant stakes, coasters or mobiles - the options are endless! Celuka board (commonly known as PVC Celuka foam board) is a lightweight, rigid, and moisture-resistant sheet made from polyvinyl chloride (PVC) Key Characteristics Smooth & Glossy Surface: The hardened skin provides a high-quality finish that looks similar to painted wood or smooth plastic, making it excellent for printing and painting. Durable & Rigid: Unlike standard free-foamed PVC sheets, Celuka boards are highly stable, resistant to warping, and offer excellent impact strength. Water & Weather Proof: It is completely waterproof and will not rot, rust, or swell when exposed to moisture. Easy to Fabricate: It can be cut, drilled, nailed, and glued using standard woodworking tools. Never cut or engrave with a laser