Horizon Prism Reflector 20" x 14" Small Grow Light Wing Reflector Measures 20.5" x 14" x 6", 8 folds for maximum light distribution Highest quality German Aluminium (95% Reflective), Tempered glass Includes light socket and 15' cord, Standard universal type cord connector Compatible with Magnetic and Digital Ballasts, Accepts all sizes MH and HPS bulbs Extremely lightweight