Big - exterior: 80mm - inside: 60mm
Medium - exterior: 55mm - inside: 40mm
Small - exterior: 46mm - inside: 30mm
Small - exterior: 41mm - inside: 25mm
Made with beech timber in Catalunya/Spain.
The wood suppliers are accredited with the PEFC certificate (Sustainable Forest Management Program) and the manufacturer has a commitment to the environment and waste management.