Isanka Stool. is made by Brand Walter Knoll. Details and photos of Isanka Stool. are displayed above. You can also check other products in Furnishings category. Brand Walter Knoll / Furnishings Furnishings products by Brand Walter Knoll 375 Relaxchair. CEOO Desk. Aisuu Chair. 375 Barstool. Foster 502 Sofa. Ishino Sofa.