Matisse Frenzy Sandal in Cognac. - size 9 (also in ) Matisse Frenzy Sandal in Cognac. - size 9 (also in ) Suede upper with rubber sole. Wrap ankle with tie closure. Heel measures approx 1.5 H. MATS-WZ202. FRENZY. Launched in 2001, Matisse footwear focuses on producing trend setting fashion footwear held to the highest standard with meticulous craftsmanship.