Features: Available in 500ml and 1000ml sizes, this square milk cup features clear Polystyrene materials and a leak proof silicone seal for versatile hydrations needs. The high transparency Polystyrene body allows easy liquid monitoring, while the ergonomic PP grip and wide mouth ensures comfortable handling and effortless cleaning. Ideal for families, office professional, students, and outdoor enthusiasts seeking sturdy, multi purpose drinkware. Designed for daily commutes, travel, home kitchens, and gym projects where spill proof performances and visual liquid tracking matter most. Combines dishwasher safe convenience with solid Polystyrene+PP construction, offering efficient leak resistance across multiple usage scenarios. Specifications: Materials: Polystyrene+PP+ Silicone Capacities:500ML/1000ML Size: Large Size 26.5x8x8/10.43x3.15x3.15inches Small Size 20x6.5x6.5/7.87x2.56x2.56inches Package Includes: 2Pcs 500ml 1000ml Square clear Milk Cup note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.