White Coffee Mug 12oz with Black Non-Slip Sleeve and Slider Lid

✔Capacity: 12 ounces / 350ml, fits easily under coffee machines ✔ Material: Double-wall sturdy thick porcelain longer insulation time design, lead-free and cadmium-free, safe and easy to wash, suitable for diswasher ✔Size:  1 x tall mug in 3.54 x 6 inches / 9 x 15.2cm, without handle design and tapered base to fit in different car cup holders for secure transport 1 x cup sleeve, total size 4.72 x 2.16 inches / 12 x 5.5cm (Max.D*H) 1 x lid fits the open wide mouth perfectly ✔ Each mug has a pretty BPA-free slider lid with inner white silicone grip to prevent spillage and keep coffee hot longer than single-wall tumbler when walking or driving ✔ Great gift for your families, friends and relatives