xia stool by soraia gomes teixeira folds and sounds like a concertina
EX - Expo - Red Concertina Acrylic Bar Counter Stool - RRP £99.99 — Vertigo Interiors
Tom Lancaster on Twitter: "A brown paper concertina stool from Tiger with a cork placemat on top. These are proliferating round the house with plants on top. https://t.co/tWO5mDuRxk" / Twitter
Stool with an accordion-shaped seat plays a musical note when you sit on it! - Yanko Design
Concertina Table By Raw Edges - Luxury Other | LOUIS VUITTON
Concertina Design Paper Chair/Sofa Can Hold Up to 100 Times of Its Own Weight - Tuvie Design
Concertina Recycled Paper Stool (& Felt Top)
White Paper Fold Out Stool Seat | Lighting Company
Foldable Circular Paper Table - Recycled | Paper Lounge — Just Think Eco
Revolve Stool is an origami-inspired paper stool - DesignWanted : DesignWanted
FlexYah Stool: Ultra Compact folding Seats | Flex it, pull it, twist it, pad it. It's all your extra seating dreams come true. You can store it on a BOOKSHELF, for Pete's