Foam sheets pre cut to many sizes and thicknesses, please choose from the drop down lists above. Soft/Average foam sheet - Light density foam suitable for headboards and general use. We do not recommend this grade for any seating application. It can also be used for packaging. Available in white. Medium foam sheet - Medium density foam suitable for a wide variety of uses. Available in pale green. High/firm foam sheet - Quality seating grade foam suitable for a variety of uses where extra firmness is required, for example cushions. Available in light blue.