 Made with hidden screws and fiberboard edging, the tables are said to hold thousands of pounds.The "Wiggle Chair," which has won many design awards and has been included in museum shows at London's Design Museum and elsewhere, contains 60 layers of corrugated cardboard held together by hidden screws and fibreboard edging.In the Beginning of the 1980s cardboard furniture becomes very popular in France by the technique of Eric Guiomar.