Insulation Cup With Temperature Display Water Cup $ 9.69 Product Information: Style: Straight Cup Liner material: 304 stainless steel Shell material: 201 stainless steel Insulation performance: 6-12 hours Material: 304 inside and 201 outside Color: white, red, blue, green, Nordic pink Capacity: 500ml Size:22.5*6.5cm Packing Stainless steel water cup *1