1️⃣ 2X Thicker, 2X Safer: Upgraded from 0.8mm to 2mm premium silicone – this Stanley silicone boot delivers military-grade protection against drops, dents, and scratches. Your Stanley tumbler stays flawless, even on rugged adventures! 2️⃣ Enhanced Clarity, True Colors Shine: Featuring a polished + electroplated finish that significantly reduces haze – your Stanley Cup’s vibrant colors and custom stickers stay vivid and sharply defined. The perfect Stanley Cup accessory boot for style lovers! 3️⃣ Open-Clasp Magic, 1-Second Wear: No more wrestling with tight sleeves! Our patented Stanley silicone boot 40 oz combines an open-clasp design + enlarged vents for effortless slide-on/off. Busy life? Solved. 4️⃣ Grip & Quiet, Perfected: The textured silicone Stanley bottom grips any surface tightly – from car cup holders to hiking trails – while noise-dampening silicone keeps every sip peaceful. 5️⃣ Gift-Ready Upgrade: Already loved as a Stanley boot essential? The 2025 edition’s sleek look and tough build make it the ultimate “wow” Stanley tumbler accessory for holidays, birthdays, or self-care treats!

Our Stanley Cup boot 40 oz is made of eco-friendly silicone, which is transparent and soft, and will not burden your Stanley Cup with extra colour. 

And with full-body protection, you can use your Stanley Cup with confidence wherever you are to hydrate without having to worry about scratches, stains, or damage to your cup from dropping it. 

This is a very cost-effective Stanley accessory, sophisticated and stylish, please don't miss it!