This is a clear vintage Rexall pharmacy 3ii medicine bottle, likely manufactured by Duraglas. New old stock. Multiple bottles are available.

Duraglass was registered by Owens-Illinois Glass Company, based in Toledo, Ohio at that time, on September 23, 1941. This bottle dates to 1940s tor 1950s.

The bottle is embossed with the "Rexall" brand logo. The bottle is constructed from clear, molded glass. 

It features embossed measurement lines labeled with apothecaries' system markings like "3ii", indicating a volume of roughly two fluid drams or approximately 60 CC. Such bottles were common for dispensing various liquid medicines in pharmacies during the mid-20th century.