AIERSA 2Pcs Silicone Boot for Simple Modern Trek 40 oz Tumbler with Handle, Protective Water Bottle Bottom Sleeve Cover, Tumbler Accessories, Glow in the Dark - AIERSA-190-9

• Glow Cup Bottom Protector - Unlike the general silicone cup boot, this silicone bumper boot can emit green fluorescence in the dark, and it will be brighter especially after set out in the sun. When you are sleepy and thirsty in the evening, the slight green light can help you find the water bottle easily. There is no necessary to turn on the light to drink which may lead to having trouble falling asleep after drinking water! Better Protection - This silicone tumbler boot can protect your cup from collision, scratches to the fullest extent, and will not make a noise when placing it on the table! No more worry about the broken, scratched bottom of stainless steel water bottles. And you won't be embarrassed by the bottle's nosiy clanking on counters! Perfect Fit - This silicone boot is suitable for simple modern trek 40 oz tumbler with handle, and trek 30oz tumbler, SUMMIT Collection 10 oz, 14 oz, 18 oz and 22 oz. It is precisely made according to size of tumbler of this brand, which perfectly fits the cup bottom and won't fall off easily. Also applicable to any water bottles with base diameter of 3 inches. Amazing for Many Occasions - This cup cover presents a milky white clear color in the daytime, and it glows green once in the dark. Thus it can be matched with any color cup easily, and still makes your cups stunning in the darkness! Very suitable for using at home, office, outdoor, camping, exploring and glow-in-the-dark parties! Easy to Use - The proper elasticity of silicone cup bumper makes it very easy to put on and take off. Just put the bottle bottom cover on the table, and gently press down the cup to the bottom of the silicone boot. And it won't be as sticky as some silicone cup covers when taking off. Ideal for Gift Giving - you will get 2 pieces of silicone boots. 1 for yourself, and 1 for family, friends, or for spare. Protect your water bottles at school, outdoors, fitness, home, office, or anywhere else. Suitable for the elderly, adults and children. Perfect water bottle accessories suitable for simple modern tumblers, and we have more colour updates in the pipeline!, Weight: 0.149375 pounds, Manufacturer: AIERSA