Numbers sentiment stamp set £5.00 £2.50 Sold Out A set of numbers, what more can I say. Great for those special ages, now you can even make one for 56th, we like stamps that work hard. ideal for tags, fronts of cards and inserts. Oak House Studio stamps are made of a strong polymer that is ideal for many crafts. They are laser cut and not made with solvents to give as accurate impression as possible.