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Disclaimer
PressMath calculators and guides are educational estimating aids for print shops, DTF operators, apparel decorators and online sellers. Material costs, printer profiles, waste, labour rates, marketplace fees and carrier rules vary by shop and change over time.
No liability for production decisions
We are not liable for losses from reliance on calculator output, worked examples or guide recommendations. Double-check formulas, units and assumptions against your equipment, supplier invoices and local regulations before you buy materials, quote customers or run production.
Fees and shipping
Marketplace fee and shipping tools (including volumetric weight) are planning models. Your account terms, surcharges and promotions may differ — confirm with the platform or carrier before you publish prices.