You can find a good some on [Amazon.com: Online Shopping for Electronics, Apparel, Computers, Books, DVDs & more]. Very hard to find adjustable chair with out wheel.Here are a few I suggest. The pictures below are in order. Black and Chrome Bar Stool Height Drafting Stool with Tractor Seat [LF-215-BLK-GG] List Price: $139.99 Price on Amazon: $55.59 + Free shipping You Save: $84.40 (60%) [Amazon: Black and Chrome Bar Stool Height Drafting Stool with Tractor Seat [LF-215-BLK-GG]] Biofit Ergonomic Adjustable Chair Price: $299.00+ Free Shipping Only 8 left in stock--order soon. [Amazon: Biofit Ergonomic Adjustable Chair] Vibrant Wine Red and Chrome Bar Stool Height Drafting Stool with Tractor Seat [LF-215-WINERED-GG] List Price: $139.99 Price on Amazon: $55.59 You Save: $84.40 (60%) [Amazon: Vibrant Wine Red and Chrome Bar Stool Height Drafting Stool with Tractor Seat [LF-215-WINERED-GG]] Ergonomic Kneeling Chair with Handles in Black List Price: $269.00 Price on Amazon: $79.28+ $18.85 shipping You Save: $189.72 (71%) [Amazon: Ergonomic Kneeling Chair with Handles in Black [WL-3439-GG]]