Douglas Accalac Bottom DOF CSBH

Manufacturer/Designer: David Douglas (marked "Designer Collection by David Douglas").  

• Production Era: Late 1950s to early 1960s (identified by the "PAT. PEND." mark).

• Composition: Two-piece composite construction consisting of a clear glass tumbler insert and a removable plastic base.

• Base Material: Genuine Accalac (a high-impact polymer designed for dishwasher durability and insulation).

• Quantity: Matching set of 4.

• Color: Beige/Cream.

• Design Features:

• Removable "boot" or sleeve to prevent condensation rings on furniture.

• Decorative "starburst" or "sunburst" pattern pressed into the bottom of the glass inserts.

• Injection-molding sprue mark (small nub) in the center of the plastic base.

• Current Condition:

• Glass: High clarity; no visible "clouding" or etching from hard water.

• Plastic: Good structural integrity; no visible "spidering" (fine age cracks) or deep staining.