Zebra Z Grip 1.0 mm Ballpoint Pen - Blue (Pack of 10) £1.50 free delivery for Prime Members @ Amazon. They are temporarily out of stock at Amazon but available to order...if Amazon aren't appearing as the main seller they will be at the top of the section entitled other sellers on Amazon on right-hand side of page on desktop website.
Tesco also have these on offer both in-store and from Tesco Groceries for £1.50.
Oh mentioning which please don't anyone mention the other seller that has them in stock on the Amazon page for delivery as according to the email I've just received from the Hotukdeals_team:The merchant / store you've shared in the thread isn't currently suitable for HotUKDeals.
- Ballpoint pen
- Comfort Grip
- Medium Point
- Blue ink