These sleeves are compatible with Betrayal at House on the Hill. Thicker Than Any Other "Standard" Sleeves -Most "Standard" Sleeves are 40 microns thick, a few are even 50 microns. Ours are 60-microns thick! That is 50% more than most! 10% More Sleeves Than The Other Guys -Most sleeves come 100/pack. We are the only brand offering 110 per pack! 10% more FREE! "Tough As Nails!" We are guaranteeing our sleeve will not split! This is literally a first in the industry!