Whiskey / Wine Case Color:Dark Brown the seat tube is a

the seat tube is a size Regular to fit the standard-sized seat post

solid brass tube

I designed these and my other leather bicycle accessories to be functional

or Black mounting hardware included

Whiskey / Wine Case Color:Dark Brown the seat tube is aFor storing a special bottle out of the light or bringing it out with you, Walnut Studiolo's leather Whiskey Case keeps your bottle of whiskey or wine secure and discreet in timeless style. Modern design details create an heirloom piece that ages as well as the beverage inside. The perfect gift for whiskey lovers (and whisky lovers alike), the Whiskey Case fits most whiskey, scotch, and wine bottles any bottle up to 13" tall (33cm) and 3. 375" (8.