Delivery information

UK Orders

Orders are usually dispatched within 1-2 working days after your order has been accepted, via the Royal Mail Tracked 48 service as standard.  Please note that delivery times may be slightly extended during our busiest periods and that deliveries to remote areas may take an additional couple of days.

Royal Mail delivery prices vary and are calculated at checkout based on the product purchased and the delivery service chosen.

Free Royal Mail Tracked 48 delivery applies for all UK orders placed over £25.00.

International Orders

Orders are usually dispatched within 1-2 working days after your order has been accepted, via the Royal Mail International Tracked service, wherever possible.  This service is dependent on your location, delivery times may vary, and costs will be calculated at checkout.

Customs & Duty

All orders are shipped from our UK office and may incur additional charges and duty, depending on the country the goods are entering.  Any tax, duty, clearance, or additional fees incurred with international delivery must be settled by the recipient and we do not accept liability for these costs.  It is the customers responsibility to ensure they are aware of any such fees, prior to placing an order.

How to Contact Us

Should you have other questions or concerns about delivery, please send us an e-mail to

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BYO STEMgineers Summer Challenge Terms and Conditions

Build Your Own’s STEMgineer Summer Challenges are open to UK residents only. There is no entry fee or purchase necessary to enter or take part.

Closing dates for the challenges will be detailed each week on Facebook and Instagram. After this date, no further entries will be permitted. No responsibility can be accepted for entries not received for whatever reason.

The weekly prize is as follows: 1 x Build Your Own personalised cardboard trophy, and a £5 voucher to spend on The weekly prize is as stated, and no cash or other alternatives will be offered.

Summer Challenge winners will be selected each week by the Build Your Own team from all entries received. Challenge winners will be announced the following Wednesday on Instagram and Facebook, along with an image of their entry.

The winner agrees to the use of his/her name and image in any publicity material, as well as their entry. Any personal data relating to the winner, or any other entrants will be used solely in accordance with current [UK] data protection legislation and will not be disclosed to a third party without the entrant’s prior consent.

This promotion is in no way sponsored, endorsed, or administered by, or associated with, Instagram, Facebook, Twitter, or any other Social Network. You are providing your information to Build Your Own and not to any other party. The information provided will be used in conjunction with the following Privacy Policy found at

By entering this competition, an entrant is indicating his/her agreement to be bound by these terms and conditions.

Build Your Own shall have the right, at its sole discretion and at any time, to change or modify these terms and conditions, such change shall be effective immediately upon posting to this webpage.

Build Your Own also reserves the right to cancel the competition if circumstances arise outside of its control.