Silicone Cup Bottom Cover 6.5CM – Thermos & Flask Base Protector

Silicone Cup Bottom Protective Cover – 6.5CM Thermos & Water Bottle Base

Keep your floors, tables, and surfaces scratch-free with this durable silicone cup bottom protective cover. Designed to fit 32 oz and 40 oz wide-mouth flasks, this snug base sleeve shields both your bottle and your surfaces from everyday wear and tear. Whether you're at home, in the office, or on the go, it's the simple upgrade your favorite thermos or hydro flask deserves.

Key Features

• Premium Silicone Material: Non-toxic, harmless, and completely food-safe — built to last through daily use.
• Temperature & Abrasion Resistant: Withstands both high and low temperatures, and resists scuffs and scratches far longer than ordinary alternatives.
• Universal 6.5CM Fit: Ideal for 32 oz and 40 oz wide-mouth flasks and most standard thermos cup bases.
• Non-Slip Grip: Keeps your cup stable on smooth surfaces so accidental spills become a thing of the past.
• Easy to Install & Remove: Slips on and off effortlessly — no tools, no hassle.
• Extended Service Life: Engineered to last at least twice as long as standard silicone cup covers.

Product Specifications

• Material: Silicone
• Size: 6.5 CM diameter
• Compatible With: 32 oz & 40 oz wide-mouth flasks, standard thermos bases
• Package Includes: 1 × Silicone Cup Bottom Protective Cover
• Country of Origin: Made in China

Note: Please allow 1–3 mm variance due to manual measurement. Colors may vary slightly from screen to screen due to monitor differences.

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Frequently Asked Questions

Q: What size thermos or water bottle does this silicone cup bottom cover fit?

A: This silicone cup bottom protective cover is 6.5 CM in diameter and is ideal for 32 oz and 40 oz wide-mouth flasks. It fits most standard thermos cup bases of a similar diameter. We recommend measuring the base of your bottle before purchasing.

Q: Is the silicone material safe for everyday use?

A: Yes! The cover is made from 100% premium, non-toxic, food-safe silicone with no harmful chemicals. It is completely safe for home, office, and outdoor use.

Q: Will this silicone base cover scratch my table or desk?

A: Not at all — that's exactly what it's designed to prevent! The soft silicone base acts as a protective buffer between your bottle and any surface, guarding against scratches, scuffs, and surface marks.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.