SpareCover&reg; Brawny Series - Hammerhead 30 Tire Cover Superior Quality SpareCover Brand slip-on style cover installs easily without zippers. Custom made to fit OEM Spare tires 30" - 31" Fits tire sizes P235/75R15, 30 x 9.5, P225/70R16, P235/70R16, P215/75R16, P225/75R16, LT245/75R16 & P235/65R17. Hammerhead Shark direct screen printed in Brilliant White ink. Heavy black denim marine grade vinyl exterior. Heavy fleece lining protects tire and prevents raised lettering from distorting material in the sun.