Prestige Display Bottle
Tutsi (?) 
Rwanda
First half of 20th century
Fiber woven cover for a european wine bottle, natural grasses, green and purple dyes
From an old Belgian collection

These rare objects were made for display in the elegant interiors of Tutsi elites homes.
The tradition originates in similarly covered ritual gourds for drinking palm wine, some entered european collections in the 1600s.