Quilter's Cut 'n Press I by June Tailor.

Two sided cutting mat and pressing surface all in one great quilting tool.• Available in three convenient sizes.
• Cut, press and square the smallest quilting pieces with complete accuracy.
• Hard, weathersafe cutting mat provides superior durability and extended blade life.
• Thick, bonded, cushioned side eliminates seamedge impressions and protects the raised details of fine appliqués.
• Diagonal lines on both sides for easy mitering and bias cutting.