| Double stainless steel vacuum structure and double non-vacuum structure. A diverse collection available to enable customers to choose from. Simple and useful products. Suited for long distance driving. Convenient for those who frequently drink coffee or drinkables at office, workshop and home. Heat/coolness maintenance (about 3 hours). Item No. Capacity(Litter) Heat Retention Q'tn/CTN(pcs) 6 Hours 24 Hours Vacuum Mug JWM-270 0.27 70 50 30 JWM-420 0.42 52 - 24 JWM-421 0.42 52 - 24 JWM-424 0.42 57 - 24 Non-vacuum Mug JWM-423 0.42 58 33 24 JWM-360 0.36 | 
