Pump some energy into your marketing campaign with these oil derrick shaped stress relievers and your sales will strike it rich! Measuring 2.75" x 5", these squeezable promotions are ideal for clean energy events, crude oil suppliers, gas stations and more. Customize each one with an imprinted brand name, logo or message. This product is not intended for use by children or pets. It may present a choking hazard to children under 3 years of age.