Kids' Arts & Crafts
Simplicity Casserole Carriers, Gifting Baskets and Bowl Covers Sewing Pattern S1236
"Transport your cooking creations in style with these handy kitchen accessories; zippered casserole cover for 9\" X 13\" rectangular and 2.5 Quart oval dishes, bowl covers and gifting baskets each in three sizes."
https://www.bizrate.co.uk/arts_crafts/simplicity-casserole-carriers-gifting-baskets-oid29501869865.html