manheten-shop Welcome To Manhattan-Shop Item Description Newton's Cradle Art in Motion Balance Balls Physics Pendulum Science Wave Desk Office Classic Toy-Black Plastic Base Material: Plastic base+nylon wire+steel ball Weight - 0.2kg/pc Small 0.4kg/pc Middle 0.6kg/pc Large Large size: 18.3cm(L) x 15.1cm (W) x 18.5cm(H)/7.2" x5.9"x7.2"(±1.5cm) Middle size: 13.4cm (L) x 11.3cm (W) x 13.8cm (H)/5.2" x4"x5.4"(±1.5cm) Small size: 9cm( L) x 7.5cm (W) x9cm (H)/3.5" x2.9"x3.5" (±1.5cm) ;Experiment with releasing multiple balls at once and observe the effect. Authentic Fun Central Branded, absolutely awesome Cradle Balance Balls; The Newton's Cradle makes a fun conversation piece, and fits perfectly on a desktop or coffee table. Payment We accept payment only through PayPal Shipping We will ship the item worldwide within 4 business days after PayPal payment confirmation & verification. Items will be shipped to your address registered with PayPalCustoms fees, tax or vat or any delay with the country regulation will be the buyer responsibility. Return policy We accept returned items within 30 days - buyer will be paying for shipping charges Feedback Best Service Fast Shipping High Quality