Targ8 Stores › Medium Refillable Waterbrush Pen O2 Single Medium Refillable Waterbrush Pen O2 Single £3.70 Watercolour Brush Pen With a refillable reservoir Great for painting on the moveMedium Get notified by email when this product is in stock. Sign up to receive news and updates. Add To Cart Added! Watercolour Brush Pen With a refillable reservoir Great for painting on the moveMedium Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like Hogs Hair Educational Brush Pack Flat Size 18 Box of 50 £56.40 Ox Hair Flat Brush - Size 40 £10.40 Professional Bristle Brush - Round Size 8 £2.50 Professional Bristle Brush - Filbert Size 4 £1.80 Hogs Hair Educational Brush Pack Round Size 18 Box of 50 £56.40