This Allosaurus Skull Pendant features a built-in magnifier, great for fashionable field paleontologists! Open the hinged jaw of the Allosaurus skull to deploy the magnifying lens. Allosaurus was one of the most well known dinosaurs from its famous group, the Therapods. Members of Suborder Therapoda include such favorites as T-rex, Spinosaurus, Giganotosaurus, and of course Allosaurus. Cast in pewter 8x acrylic magnifying lens measures 15 mm in diameter Comes with a 24.6 cm (21.5 in) 2 mm diameter stainless steel bead chain Dimensions (pendant only): 3.4 cm long X 2.2 cm tall X 1.3 cm wide Weight: 23.5 Grams