Double Set of Color Complete double set of 16-hue stimulus caps(32 test caps). Allows individual to match caps during testing. simulos reduction squares included to allow quantitative testing with the standrized caps. Caps have protective coating, decreasing the rick of the stimulus area becoming smuged. Each Cap Measures 1.5x1.5in Reduction squares and caps are stored in handcrafetd solid oak box. Include test instructions and recording forms. Qty :