Check the listing for details. VINTAGE ORIGINAL SIERRA CLUB SIERRA CUP RARE Pre Trademark Stamp EUC. Color: Silver, Condition: Used. Listed at 145.00 USD. In original condition. Very good condition. Hard to find vintage Sierra Cup without trade mark stamp. Please review pictures for exact condition details. Message with any questions. The Vintage Original Sierra Club Sierra Cup is a rare pre-trademark stamp stainless steel cup perfect for camping BBQs and other outdoor activities. With a round shape, silver color, and portable lightweight design, this cup is made with high-quality materials and features convenient handles for easy use. Weighing only 3 ounces, this cup is a must-have for any camping enthusiast looking for a durable and stylish cookware option.In original condition. Very good condition. Hard to find vintage Sierra Cup without trade mark stamp. Please review pictures for exact condition details. Message with any questions. The Vintage Original Sierra Club Sierra Cup is a rare pre-trademark stamp stainless steel cup perfect for camping BBQs and other outdoor activities. With a round shape, silver color, and portable lightweight design, this cup is made with high-quality materials and features convenient handles for easy use. Weighing only 3 ounces, this cup is a must-have for any camping enthusiast looking for a durable and stylish cookware option.