Form Furniture | Modern Furniture OttawaMarshmallow ottomanSizes4 available sizes: Ø 17” Ø 20” Ø 23 1/2” Ø 30” Frame Fully welded frame. Available in all powder coated finishes. Available in Brass, Brushed Steel and Mineral. Leg option. Swivel option (adds 1/2″ to the height). Upholstery Available in all Trica fabrics and leathers. COM option (customer’s own material). COL option (customer’s own leather). High resilience foam.