Just the 2 rear quarter GT-logoed strips? £5 each, plus postage at cost. As I PM-ed Louis.P cost of postage should be for ~400g for the two strips, from the following:
OK, got the strip packaged and weighed. In a large, padded envelope it's just under 400g and 43cm x 31.5cm x 1.5cm, which qualifies for the packet rates, copied from the Royal Mail site:
Service Delivery Compensation Tracking Price
First Class stamps* Delivery Aim 1 Day Up to £41 No £1.72
Recorded (Signed For) First Class stamps* Delivery Aim 1 Day Up to £41 Proof of Delivery £2.46
Second Class stamps* Delivery Aim 3 Days Up to £41 No £1.51
Recorded (Signed For) Second Class stamps* Delivery Aim 3 Days Up to £41 Proof of Delivery £2.25
Special Delivery 9.00am Guaranteed by 9:00am next day Up to £50 Tracked £13.10
Special Delivery Next Day Guaranteed by 1:00pm next day Up to £500 Tracked £5.50
Standard Parcels Delivery Aim 3 Days Up to £41 No £4.41
So, pick your delivery option and add that to the £10 for the strips, then let me know.