Core positioning: Blank customized water cup, supporting sublimation technology, suitable for personalized creation and gift customization. Core selling points: food grade materials, long-lasting insulation, leak proof design, easy to customize operation, multifunctional accessories. Material and Safety Inner liner: Food grade stainless steel (model not specified, default in accordance with national standards) to ensure beverage safety. Coating: Special coating for sublimation, high temperature resistance and strong color adhesion, can be used for a long time without fading. Cup lid: made of PS material (to confirm if it has passed FDA/LFGB certification), equipped with silicone sealing ring, with a sealing performance of IPX7 level, and no leakage when inverted. thermal insulation performance Hot drink: Keep above 60 ℃ for 8 hours (test conditions: room temperature of 25 ℃, filled with 95 ℃ hot water). Cold drink: Keep below 10 ℃ for 12 hours (test conditions: room temperature of 25 ℃, filled with 5 ℃ ice water). Process support: Double layer vacuum structure+copper plating layer, effectively reducing heat conduction and radiation. Capacity and size Standard capacity: 30 ounces (approximately 887ml), meeting daily drinking needs. Size: Height 23cm, diameter 9cm, suitable for most cup holders and storage spaces. custom craftsmanship Thermal sublimation technology: The pattern is transferred to the coating through high temperature (180-200 ℃) and high pressure (3-5kg/cm ²), with high color saturation and clear details. Applicable scenarios: personal identification, photos, artistic patterns, corporate logos, etc., supporting full cup coverage. Operation steps Four step quick fix: Design pattern → Print transfer paper → Wrap cup body → Place in oven/hot press (recommended time: oven 10 minutes/hot press 30 seconds). Caution: Use specialized sublimation ink and paper to avoid direct contact with sharp objects that may scratch the coating. Accessories support Standard equipment list: straight straw x 2, cleaning brush x 1, cup lid x 1, base x 1, shrink wrap x 5, gift box x 1, ribbon x 1. Additional features: Can be paired with accessories such as cup covers and coasters (purchased separately) to enhance the user experience.