CERROPI Newton Cradle Balance Balls, Newton Pendulum with 7 Balls, Classic Newton Swing Ball, Science Physics Gadget | Desk Toys & Accessories, 55+ Sec Swingtime (Beech & Wood Base)

PRODUCT SPECIFICATIONS Frame material: 8mm diameter of chromed metal steel bar Ball material: bearing steel, diameter of 20mm Dimension:L230*W170*H170(mm)Ball count: 7 (more can be added upon request - just get in touch!) Silky soft cleaning cloth included in elegant, discreet packagingOUR GUARANTEE We stand behind every single product we manufacture. Each Newton's Cradle is hand finished with care and comes with a 12-month warranty. If you have followed the setup instructions to clean the balls before first use, then your Cradle is sure to last for three to five years. If any piece breaks we send replacement balls, strings and plug to you. RETURNS If your product has been damaged during and shipping and handling, please get in contact with Amazon directly by logging into your account, selecting your Newton's Cradle, then selecting "Return Item". Because Amazon handles our storage and shipping, we cannot always guarantee that a product will arrive fully in tact, and contact with us if amazon ignore. CARE & MAINTENANCE It's important to clean the ball thoroughly with the cloth provided before using the Newton's Cradle. During the manufacturing and shipping process, barely perceptible dust can gather on the balls, which hinders optimal impact time. A silky soft cleaning cloth is provided for you in the packaging. ABOUT CERROPI We're a family-run business who specialize solely in manufacturing Newton's Cradles. We've been selling online for 11 years, and are committed to excellence in both manufacturing and customer service.

• SUPERIOR QUALITY：Our newtons cradle made of 8mm chromed metal steel bar, 20mm bearing steel,high-impact nylon, ultra-thin nano technology provide extremely durable oscillatory support, durable for long time use.Pursuit of craftsmanship spirit inspired us to continuously produce high-quality goods
• SCIENTIFIC DESIGN：CERROPI newton's cradle adopt scientific design,keep the pendulum balls perfectly lined up,make it possible to swing 55s+. Perfect demonstration of the scientific law of momentum conservation and energy conservation
• WIDE APPLICATION：This newton balls can be used as office desk gadgets toys to relieve stress; as teaching aid,teaching science intuitively; as toys for family activities, to inspire your child's creativity
• EXQUISITE PACKEGING：We use individual wrapping paper to protect each ball and secure it in foam shockproof material,Perfect for Christmas gifts, Thanksgiving gifts, birthday gifts,Mother's Day gift,Father's Day gift,Valentine's Day gift etc.
• WARRANTY & NOTICE：1 YEAR warranty, If any piece breaks we send replacement balls, strings and plug to you. Messages reply within 12 hours. NOTE: clean the ball thoroughly before using for the longer swing time,one extra ball and a silky soft cleaning cloth are included in the package