U S waterproof bag made by Archer Rubber Co. 1958. 

They produced rubber coated textiles.

This bag measures :- Height 29" or 74 cm;Top diameter 25" or 64 cm:  Base diameter 17" or 43 cm.

It is in strong unused condition.

Please check the photos.

It is stamped with Bag Waterproof Clothing,Issue numbers and the Maker.

Now suitable for your military activities or personal use.