2 (two) 4 1/4 X 5 1/2 inch sheets. LACY'S STIFF STUFF Beading Foundation and Craft Medium. Each piece is 1/4 of a regular sized sheet and you will receive two 1/4 sheets. These are perfect for those small projects! Lacy's Stiff Stuff is the most well-known brand of backing in the beading industry for Cabochon beading, bead applique, and more. Stiff as cardboard with no need for embroidery hoops or card backing yet flexible and a needle glides through it effortlessly. Stays stiff even after wetting or dyeing and does not shrink. You can draw on it, trace through it or apply an iron-on transfer.