... 2, Grade A food paperboard 3, double wall insulate hot 8oz double wall cupWith the extra wrap giving better ... heat insulation, negating the need for double cupping, cup sleeves or napkins.1)material ; 300+ ... sizeSpecification(mm)ozTopBottomHeight8oz7955949oz73489512oz905510014oz906011216oz905513520oz9060150More pictures for your information: 8oz double wall cups for hot coffee