Personalized Initials Water Bottle Holder for Stanley Cup:Our black initial letter water bottle holder are specifically designed for Stanley tumblers with handles. You can personalized your Stanley cup 40 oz with our Stanley cup accessories, tumbler accessories, adding a unique touch that sets your Stanley cup apart from others. These stanley cup holder are ideal if you are parent whose child takes Stanley tumbler to school, sports where there are many cups, helping to avoid any mix-ups. Adjustable Shoulder Strap for Stanley:This Stanley cup holder features a detachable and adjustable shoulder strap, complete with a comfortably padded handle. Its length can be effortlessly adjusted from 30 to 55 inches, accommodating a wide range of body types. Whether you prefer to carry your cup crossbody, over the shoulder, or by hand, this versatile strap caters to your convenience.Its simple hook design allows for quick detachment of the strap, enhancing ease and comfort during to carry. Multifunctional Water Bottle Bag:Designed for convenience, this water bottle holder stanley 40 oz tumbler with handle boasts dual-layer pockets, perfect for stashing phones, cards and other essentials,thus freeing up your hands. The water bottle holder with strap is outfitted with a locking carabiner and features a hook-and-loop design. Smart construction ensures a quick and secure vertical placement of your water cup, making stanley cup accessories an ideal companion for on-the-go hydration. Quality Materials to Protect Your Stanley Cup:Our stanley tumbler holder with strap, designed for stanley cup 40 oz, feature a neoprene inner lining and a soft outer shell. The neoprene material provides superior protection against scratches and impacts,while water bottle carrier bag pouch offers water resistance and dust-proofing.