Notice: This toy is suitable for over 12 years old. 100%brandnewandhighquality Features: Madeofhighqualityplasitc. Asmalltensionintegritysculpture,thecenterofgravityoftheupperpartofthemodelmakesallchainsintension,thusformingastablesystemthatseemstoovercomegravity. Idealgiftforyouandyourkids. Itcanalsobeadecorationforhomeandoffice. Anti-GravityBuildingBlocksonly,otheraccessoriesdemointhepictureisnotincluded. Specification: AbilityDevelopment:hands-onbrain ApplicableAge:6+ Material:Plastic Size:app.11x13x4.5cm/4.33x5.12x1.77in Color:Asthepicturesshown Quantity:1Set Note: Noretailpackage. Pleaseallow0-1cmerrorduetomanualmeasurement.plsmakesureyoudonotmindbeforeyoubid. Duetothedifferencebetweendifferentmonitors,thepicturemaynotreflecttheactualcoloroftheitem.Thankyou PackageContents: 1SetxAnti-GravityBuildingBlocks