Check the listing for details. 1 Pack Boat Ring Cup Holder, Universal Wall Mounted Cup Holder, Wall Mount Dr.... Color: Wall Mounted, Condition: New. Listed at 17.35 USD. Designed for versatility, it can be easily mounted on a wide range of drillable surfaces, including concrete walls, brick walls, solid wood, and railings. 【𝐒𝐞𝐜𝐮𝐫𝐞𝐬 𝐅𝐢𝐫𝐦𝐥𝐲】: Our wall cup holder features a sleek grid design that securely holds your water bottle in place, allowing you to enjoy your favorite beverages without worrying about tipping over.Designed for versatility, it can be easily mounted on a wide range of drillable surfaces, including concrete walls, brick walls, solid wood, and railings. 【𝐒𝐞𝐜𝐮𝐫𝐞𝐬 𝐅𝐢𝐫𝐦𝐥𝐲】: Our wall cup holder features a sleek grid design that securely holds your water bottle in place, allowing you to enjoy your favorite beverages without worrying about tipping over.