Allstate Rubber wallbase comes in all standard sizes 2 ½", 4" & 6" in both covebase (topset) and Notoe (carpet base aka straight base). It is available as 4" lengths or 120 foot ROLLS. Currently there are 40+ colors that match our BrasiliaT flooring & stairtread system. We also offer our exclusive patented ShadowbaseT in both covebase & notoe base. ShadowbaseT comes in 2 ¾", 4 3/16" heights which helps cover up old adhesive lines making it the perfect finishing touch for TI projects.