Trend Lab Gray Moose Silhouettes Deluxe Flannel Fitted Crib Sheet (Animals). Trend Lab Deluxe Flannel Fitted Crib Sheets are cozy and stylish. Our soft 100% cotton flannel Gray Moose Silhouettes Flannel Crib Sheet features a moose silhouettes print in gray on a white background. Our deluxe 10 inch deep pockets and full length elastic offers a more secure fit on standard 28 inch x 52 inch crib mattresses. Sheets are machine washable. Additional colors, prints and Deluxe Flannel products from Trend Lab are sold separately. Please adhere to JPMA’s Safe Infant Bedding Practices.