Pretty Ends Midnight Blue Small Butt Plug. Delight in twilight! Begin anal play with Doc Johnson's 4.5 inch Iridescent Butt Plug. The smooth, tapered shape is ideal for first-time insertion. It is made from non-phthalate body safe material, which includes Doc's anti-bacterial Sil-A-Gel formula. These are just the beginnings to many happy endings. Soft and firm, perfect for smooth anal play. Small butt plug is 4 inches tall and can safely be inserted up to 4 inches. The maximum circumference is 3 inches. Butt plugs is made using phthalate free, non-toxic materials PVC TPR Plastic Sil-A-Gel Formula. Pretty Ends Midnight Blue Butt Plug comes with a smooth texture, tapered body. Colors may vary. Pretty Ends Midnight Blue Small Butt Plug by Doc Johnson Novelties. Made in the USA. New images added June 16, 2013.