Harbour Housewares 2 Litre Hot Water Bottle, Classic Short Ribbed Rubber with Screw Top Stopper
Rated 4.5 / 51,043 ratings on Amazon →
Pros
- Ribbed surface traps air pockets to hold heat for longer
- Solid plastic screw-top stopper is leak-resistant
- Full 2 litre capacity suits full-body warming
Cons
- Sold without a fabric cover
- Rubber smell is noticeable when new