An important aspect of Larsen’s design philosophy is the commitment to maintaining a positive relationship between the production consistency and standardization demanded by the interiors industry, and the individual expression and spontaneity needed to create distinctive environments. Since the 1950s Larsen designers have successfully combined these two qualities in their innovative approach to casement fabrics.

Although the interplay of irregular transparent and opaque areas is a relatively simple concept it took extensive experimentation to discover the correct balance of structural stability. The design of this fabric called for the use of soft, smooth yarns, stabilized with periodic leno warp locks, which would allow spontaneous waves to modify a ridged stripe. Jason was woven at the Bolan mill from 1956 to 1968. It