All of our marble machines run on 3 volts. However, if you want to slow it down, you can replace one AA battery with a "Dummy Battery", or you can use a wire to bridge the connection in the battery holder.
Marble Machines are printed in PLA. That is a type of plastic that will get bendy at 50 °C (122 °F). Therefore they should not be placed on top of a radiator or anywhere close to a heating source. A car is a big no-no as well.
It is also advisable to not put them in direct sunlight or the colors might fade over time.
Yes, we sell to most countries outside of the Netherlands. Take a look at our shipping policy.
All our prices are in USD however, customers can easily convert
pricing on our website using our currency conversion calculator. Whilst
customers can see our pricing in their local currency, prices will be
converted back to USA Currency (USD) at checkout.
Customers outside of the European Union may be subject to import taxes
and customs duties (VAT) levied by your local customs office, once the
order reaches the destination country.
These additional fees for customs clearance must be
fulfilled by the recipient; Out Of Marbles has no control over these
charges, nor can we predict what they may be.
Customs policies vary widely from country to country; you should
contact your local customs office for more information. When customs
clearance procedures are required, it may cause delays beyond our