- Durable & stylish double wall 18/8 stainless steel thermal tumbler. - Copper vacuum insulation keeps your drink fresh & retains desired temperatures (hot ~12h, cold ~24h). - Customized with Laser Engraving SHIPPING: Orders are shipped using USPS Priority (1-3 days) Also, the shipping times are in addition to turnaround time. Rush service is available, if package is needed sooner. Please note: we don’t offer refund or exchanges on personalized items. Custom Wine Tumbler | Custom Glasses Insulated Cup| Engraved With Lid Bachelorette Party Favors Bridesmaid Gift