WALKSTOOL Basic 20 Inch / 50 Cm Portable StoolWalkstool Basic Comes In Two Different Sitting Heights: 20" And 24". The Seat Is Made Of Black Polyester And Is Approximately 20% Bigger In Size Than A Normal Seat For A Three Legged Stool. The Legs Are Grey To Match The Seat. Walkstool Basic Has A Similar Light Weight Construction As The Walkstool Comfort Models, Including Telescopic Legs In Aluminum. It Is Manufactured In China With A Quality High Enough For Most People To Use It For Many Years.