Material, 100% Vinyl US Submarine Retired Logo Heat Transfers Sticker Heat Requirement, Apply at 270-350 degrees Fahrenheit temperature Pre-Application Steps, Remove back carrier sheet before application Application Pressure, Use medium and even pressure for application Teflon Sheet Requirement, Requires Teflon sheet over the vinyl image (not included) Press Duration, Press for 5 seconds (For home iron, press time is 10 to 20 seconds) Post-Application Steps, Remove immediately and peel while warm Ideal For, Perfect for US retired Submarine personnel, veterans, and military events Seasonal Use, Suitable for all seasons Dimensions, Size of 4 1/2 X 2 1/8 inches Application Variability, Instructions may vary depending on the transfer machine and material Target Audience, Ideal for adults/unisex Production, House-made product