Celtic Cross Blanket Plaidwerx: Clan Hannay Tartan Shop Celtic Cross Baby Blanket at WEBS Yarn.com Irish Baby Blanket Celtic Cross. Product detail: Each blanket features a premium suede polyester print for beautiful color vibrancy. Cozy underside is constructed from an ultra soft micro fleece fabric to keep you warm and comfortable. Perfect for snuggling while watching TV on the couch, relaxing on a sofa, or reading in bed. Machine washable with cold water gentle cycle and mild detergent.