SCS Direct Building Bricks - 500 Pc Big Bag of Bricks Bulk Glow in The Dark and Neon-Colored Blocks with 27 Roof Pieces - Tight Fit with All Major Brands A Big Bag of building bricks - Unique Glow in the Dark and Neon Colors - 14 in all Tight Fit with All Major Brands Enhance all your existing builds with Glow in the Dark! A bunch of bricks Cheap - with LESS filler than all other sets