![Bought these metal cups in Japan 10 yrs ago. Don't know the source, the metal or the care instructions but they're in a bad state. Can anyone identify how I go about Bought these metal cups in Japan 10 yrs ago. Don't know the source, the metal or the care instructions but they're in a bad state. Can anyone identify how I go about](https://i.redd.it/bought-these-metal-cups-in-japan-10-yrs-ago-dont-know-the-v0-9ebvn31eyzpb1.jpg?width=3024&format=pjpg&auto=webp&s=93894e2ba960b706433b6067c9782820165f5c3b)
Bought these metal cups in Japan 10 yrs ago. Don't know the source, the metal or the care instructions but they're in a bad state. Can anyone identify how I go about
![2 PCS Stainless Steel Cup 8/12.3/17.6oz Industrial Style Plain Metal Cup Tumbler Stainless Steel Cup Metal Cup Tumblers Cold Drinks Industrial Style Plain Metal Stainless Steel Medium 350ml - Walmart.com 2 PCS Stainless Steel Cup 8/12.3/17.6oz Industrial Style Plain Metal Cup Tumbler Stainless Steel Cup Metal Cup Tumblers Cold Drinks Industrial Style Plain Metal Stainless Steel Medium 350ml - Walmart.com](https://i5.walmartimages.com/asr/8611610d-4991-476f-98f6-83ad4d8fa757.b87a117e6d6cadab200f656f3be0eb02.jpeg)
2 PCS Stainless Steel Cup 8/12.3/17.6oz Industrial Style Plain Metal Cup Tumbler Stainless Steel Cup Metal Cup Tumblers Cold Drinks Industrial Style Plain Metal Stainless Steel Medium 350ml - Walmart.com
![Amazon.com | KISEER 5 Pack 16 Ounce Stainless Steel Pint Cups Shatterproof Cup Tumblers Unbreakable Metal Drinking Glasses for Bar, Home, Restaurant: Tumblers & Water Glasses Amazon.com | KISEER 5 Pack 16 Ounce Stainless Steel Pint Cups Shatterproof Cup Tumblers Unbreakable Metal Drinking Glasses for Bar, Home, Restaurant: Tumblers & Water Glasses](https://m.media-amazon.com/images/I/715R5y7gzcL._AC_UF894,1000_QL80_.jpg)
Amazon.com | KISEER 5 Pack 16 Ounce Stainless Steel Pint Cups Shatterproof Cup Tumblers Unbreakable Metal Drinking Glasses for Bar, Home, Restaurant: Tumblers & Water Glasses
![350ML/500ML Stainless Steel Mugs Metal Travel Mugs Tumbler Pint Glasses Cups Outdoor Camping Drinking Coffee Tea Beer Promotion 350ML/500ML Stainless Steel Mugs Metal Travel Mugs Tumbler Pint Glasses Cups Outdoor Camping Drinking Coffee Tea Beer Promotion](https://ae01.alicdn.com/kf/HTB1N81FapTM8KJjSZFAq6yexXXa1/350ML-500ML-Stainless-Steel-Mugs-Metal-Travel-Mugs-Tumbler-Pint-Glasses-Cups-Outdoor-Camping-Drinking-Coffee.jpg)
350ML/500ML Stainless Steel Mugs Metal Travel Mugs Tumbler Pint Glasses Cups Outdoor Camping Drinking Coffee Tea Beer Promotion
![4/6pcs Mini Stainless Steel Cups Shot Glass Metal Beer Cup Wine Cup Coffee Tumbler Tea Milk Mugs Camping Hiking Portable Cup Set 4/6pcs Mini Stainless Steel Cups Shot Glass Metal Beer Cup Wine Cup Coffee Tumbler Tea Milk Mugs Camping Hiking Portable Cup Set](https://ae01.alicdn.com/kf/S5b943694880a402d9b61c4692fbba875k/4-6pcs-Mini-Stainless-Steel-Cups-Shot-Glass-Metal-Beer-Cup-Wine-Cup-Coffee-Tumbler-Tea.jpg)
4/6pcs Mini Stainless Steel Cups Shot Glass Metal Beer Cup Wine Cup Coffee Tumbler Tea Milk Mugs Camping Hiking Portable Cup Set
![Stainless Steel Insulated Cup, 8.5 oz Stackable Stainless Steel Cups, Small Metal Cup Double Wall Vacuum Insulated Drinking Cups Metal Drinking Glasses for Kids and Adults - Walmart.com Stainless Steel Insulated Cup, 8.5 oz Stackable Stainless Steel Cups, Small Metal Cup Double Wall Vacuum Insulated Drinking Cups Metal Drinking Glasses for Kids and Adults - Walmart.com](https://i5.walmartimages.com/asr/66d8f78e-8cf0-4c51-aaeb-7f241a217927.28418a86f22aef8d8073f996108ee3b9.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Stainless Steel Insulated Cup, 8.5 oz Stackable Stainless Steel Cups, Small Metal Cup Double Wall Vacuum Insulated Drinking Cups Metal Drinking Glasses for Kids and Adults - Walmart.com
![Retro Vintage Style Aluminum Tumbler Cups Set of 6 Fun Retro Colors Unbreakable Metal Cups 16 Oz. Each - Etsy Retro Vintage Style Aluminum Tumbler Cups Set of 6 Fun Retro Colors Unbreakable Metal Cups 16 Oz. Each - Etsy](https://i.etsystatic.com/7225009/r/il/349163/2994109495/il_fullxfull.2994109495_ifv0.jpg)
Retro Vintage Style Aluminum Tumbler Cups Set of 6 Fun Retro Colors Unbreakable Metal Cups 16 Oz. Each - Etsy
![Amazon.com: Cup, Metal Cups Reusable Portable Stainless Steel 500ml Smooth for Picnic for Camping : Home & Kitchen Amazon.com: Cup, Metal Cups Reusable Portable Stainless Steel 500ml Smooth for Picnic for Camping : Home & Kitchen](https://m.media-amazon.com/images/I/51XS2ElqupL.jpg)