Material: Environmental PVC Product Dimensions: 5.5 x1.4 inches (14 x 3.5 cm) Weight: 1.4 ounces / pc ( 40 g); 5.5 ounces for 4pcs (160 g) Shipping Weight: 7.3 ounces / pack with 4pcs in it (210 g) Recommended age: 5 years and up