FWS1009 Features: * Add difficult and intensity to your aerobics workout with The Step stackable 6"" riser * Works in conjunction with The Step stackable workout system * Molded textured surface for secure slip-resistant stepping * Four rubber non-skid feet molded into the base to prevent sliding * Brown corrugated packaging * Stepping surface: 12"" x 22"" * 6"" Single blue riser * Supports up to 250 lbs * Made in the USA