Magis - Stacking chair Pipe - Black - Varnished steel - Designer Jasper Morrison; Magis Stacking chair Black Metal. Dimensions: Width 45 cm x Depth 46 cm x H 80 cm - Seat: H 46 cm. Frame in aluminium tube, polished or painted in polyester powder. Seat and back in punched steel plate (polished or painted in polyester powder) or in beech plywooden for outdoor use.