Tulipa handle The tulip knob stands out for its design, having the shape of a tulip instead of the round or ball shape, allowing an even better fit in the hand and thus facilitating its operation. Main features: Tulip-shaped design.Very robust.Smooth operation.* We recommend downloading the technical data sheet below to see all the options. Downloads KAABTULIPA_Technical_document_1_TESA.pdf (.pdf, 258 kB) Close Bola handleBola key-in-lever Knobsets