Feature:
1.Lid replacement fit for 30 ounce tumblers
2.Made of food grade 304 stainless steel material, safe and durable
3.Push the sheet to prevent spill
4.Easy to clean Kitchen Grade Stainless Steel. Keeps your drink cold and fresh all day long
Double-wall vacuum insulation. Clear lid, so you can view the level of your beverage
Stays Cold Up To 24 Hours! Stays Hot Up To 12 Hours!
Holds 30 ounces of liquid. BPA free
Product Dimensions: 8 x 6 x 6 inches
Specification:
Fit for:20/30 ounce Tumbler
Material: 304 stainless steel 0.5MM shell color or paint, 304 stainless steel stretch 0.5MM liner
Inner liner copper plating, inner liner electrolysis, AS new material with hole cover or Tritan material push sheet cover. 
Insulation: vacuum insulation, more than 6 hours (GB QB / T2332-97)
Cup body size: 30OZ (20 * 10 * 7.5) cm