The Wonderland Company 324 Piece Windows, Doors, and Roof Tiles Set - Tight Fit with Major Brands. 10 doors - 2 styles & 10 door frames 256 roof pieces - grey & red - 11 styles 24 windows - 2 styles & 24 window frames Made of premium, high quality material that have been tested to comply with all U.S. toy safety standards and are free of lead, cadmium, and phthalates. Compatible with all major building block sets and GUARANTEED TIGHT FIT! Classic size building bricks. 10 doors - 2 styles 10 door frames 24 windows - 2 syles 24 window frames 256 roof pieces - grey &amp; red - 11 styles