Summa pocket calculator. Colourful 10 digit eco-friendly calculator made of corn. Powered by solar. Corn plastic.
Charges are calculated depending on the weight (kg) and destination of the order. The order total is displayed on the payment page before you confirm your order.
Estimated delivery times
UK: 1 – 5 working days
Rest of the world: up to 10 working days
If for any reason you are not entirely happy with products purchased from the shop, we will refund the value of the goods supplied. Please contact Customer Services directly on +44 (0)20 8381 3300 for individual advice.
Unfortunately we are unable to offer refund on the cost of postage (this includes the original delivery cost and return postage).