4oz 62 caliber 110ml double-layer disposable paper cup, with 250g inner + 230g outer thickened base paper combined with PE lamination process, double-layer hollow structure, heat insulation and anti-scalding, sturdy cup body, waterproof and leak-proof. Black cup body, top diameter 62mm, bottom diameter 45mm, cup height 60mm, compact capacity, suitable for tasting coffee, milk tea, and fruit juice. Blank black cup body supports LOGO and pattern custom printing, specially for coffee shops and tea drink shops for trial tasting, factory stock supports bulk purchase.