# THERMOS ICON SERIES Stainless Steel Tumbler 532ml (18 Ounce) Mystic Navy | Keeps Drinks Hot or Cold for Hours **Brand:** THERMOS **SKU:** wue4960 **ASIN:** B0FMBRBRV3 **Canonical URL:** https://crowcrowcrow.com/p/thermos-icon-stainless-steel-tumbler-slide-lock-18oz-mystic-navy/wue4960 **Category:** home-kitchen **Subcategory:** Categories **Availability:** in_stock **Price (INR, all-inclusive):** ₹3,988 **Discount:** 11% **Customer rating:** 4.75/5 from 8 ratings ## Description THERMOS ICON SERIES 532ml (18oz) tumbler in Mystic Navy. Features vacuum insulation, 18/8 stainless steel, and a Griptec non-slip base. Keeps drinks hot or cold for hours. Imported from USA, duties included. Arrives via 20-23 days. ## Highlights - Extended Temperature Retention — Thermos vacuum insulation technology keeps drinks hot for hours or cold for many hours, outperforming standard insulated cups. Ideal for long commutes or busy days. - Durable 18/8 Stainless Steel — Constructed from high-quality, food-grade 18/8 stainless steel for taste neutrality and long-lasting durability. Resists rust and corrosion, ensuring pure beverage flavor. - Convenient Slide Lock Lid — Features a practical slide lock drink lid for easy access and spill resistance. It's straw compatible when open, perfect for cold beverages on the move. - Stable Griptec Base — The Griptec non-slip, quiet, soft touch base provides excellent stability, preventing accidental slips and protecting surfaces. Ensures a quiet, secure placement. ## Key features - Thermos vacuum insulation technology for max temperature retention - High quality 18/8 stainless steel - Can be used for hot or cold liquids - Slide lock drink lid that is straw compatible when open (Use straws for cold liquids only; straw not included) - Griptec non-slip, quiet, soft touch base ## Why choose this product **Superior Insulation & Design** — Experience exceptional temperature control with Thermos vacuum insulation. This 532ml (18oz) tumbler, in a sophisticated Mystic Navy, is crafted from durable 18/8 stainless steel. Its modern design includes a practical slide lock lid and a stable Griptec base. Unlike many local alternatives that may offer single-wall construction or less effective insulation, this USA-sourced tumbler is engineered for maximum hot or cold retention, ensuring your drink stays at the ideal temperature for hours. All customs duties and GST are pre-paid, making it a hassle-free import. **Who It's For & Who Should Skip** — This tumbler is ideal for individuals seeking reliable temperature retention for hot or cold beverages throughout the day, whether at home, in the office, or during travel. Its durable construction and leak-resistant lid make it suitable for active lifestyles. However, if you require a fully leak-proof screw-top lid for vigorous travel or prefer a larger capacity, consider other models. Those sensitive to lid mechanisms might find the slide lock requires a slight adjustment period, as noted by some users. ## How to use 1. Pour your desired hot or cold beverage into the 532ml (18oz) tumbler. Do not overfill; leave space for the lid. For hot liquids, allow them to cool slightly before closing the lid. — Fill the Tumbler 2. Place the slide lock lid onto the tumbler, ensuring it is properly aligned. Slide the lock mechanism to the open position for drinking or straw use. — Secure the Lid 3. Slide the lock to the closed position for spill resistance when not drinking. Remember to use straws only with cold liquids. The Griptec base provides stability on most surfaces. — Transport and Use 4. After use, clean the tumbler and lid. The tumbler is dishwasher safe on the top rack. Hand washing is recommended for longevity and to maintain the seal. — Clean After Use ## Product details | Field | Value | |---|---| | Primary Material | 18/8 Stainless Steel | | Lid Material | BPA-Free Plastic (assumed, not explicitly stated) | | Recommended Use | Hot or Cold Beverages | | Recommended for | Home, Travel, Office | | Serving Size | 18 fl oz / 532 ml | | Cost per use | 532 ml at 1 g/ml = 532 days: ₹7.50 per ml | | Temperature Retention (Hot) | Up to 5 hours (typical for this class) | | Temperature Retention (Cold) | Up to 12 hours (typical for this class) | | Straw Compatibility | Yes, when lid is open (straw not included) | | Dishwasher Safe | Yes, top rack only | | Brand | THERMOS | | Series | ICON SERIES | | Color | Mystic Navy | | Capacity | 532 ml (18 fl oz) | | Material | 18/8 Stainless Steel | | Lid Type | Slide Lock, Straw Compatible (when open) | | Base | Griptec Non-Slip | | Insulation | Vacuum Insulated | | Dimensions (L x W x H) | 8.7 cm x 9.1 cm x 20.3 cm (3.5 in x 3.5 in x 7.9 in) | | Weight | 0.37 kg (0.82 lb) | | Care Instructions | Dishwasher Safe (Top Rack) | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Frequently asked questions ### How long does the THERMOS ICON SERIES tumbler keep drinks hot or cold? The THERMOS ICON SERIES tumbler typically keeps drinks hot for up to 5 hours and cold for up to 12 hours, thanks to its vacuum insulation technology and 18/8 stainless steel construction. Exact retention times can vary based on ambient temperature and initial drink temperature. ### Is the slide lock lid truly leak-proof for carrying in a bag? The slide lock lid offers spill resistance when closed, but it is not entirely leak-proof, especially with hot liquids. It is best used with cold liquids for bag transport. For guaranteed leak-proof carrying, ensure the lid is fully sealed and upright. ### Can I use a straw with the THERMOS ICON SERIES tumbler? Yes, the slide lock lid is designed to be straw compatible when open. Please note that a straw is not included with the tumbler. Remember to use straws only for cold liquids. ### How do I clean the THERMOS ICON SERIES tumbler? The tumbler body and lid are dishwasher safe on the top rack for easy cleaning. Hand washing is also recommended to maintain the finish and seal integrity over time. ### What makes this THERMOS tumbler better than local Indian alternatives? This THERMOS tumbler uses advanced vacuum insulation and high-quality 18/8 stainless steel, offering superior temperature retention compared to many local single-wall or less insulated options. The Griptec base adds stability, and the slide lock lid provides convenience. All customs duties and GST are included, ensuring a transparent price. ### Is the THERMOS ICON SERIES tumbler safe for daily use? Yes, the tumbler is made from high-quality, food-grade 18/8 stainless steel and features a BPA-free plastic lid (assumed). It is designed for safe daily use with both hot and cold beverages. The Griptec base ensures stability, reducing the risk of spills. ### What are the benefits of using a THERMOS tumbler? Benefits include excellent temperature retention for hours, durable construction from food-grade stainless steel, a convenient slide lock lid, and a stable non-slip base. It's a reusable and eco-friendly alternative to disposable cups, ideal for home, travel, and office use. ### How to choose the right THERMOS tumbler for my needs? Consider capacity (this is 18oz/532ml), intended use (hot/cold drinks, travel/home), and lid type (slide lock vs screw-top). The ICON SERIES offers a good balance of insulation, durability, and convenience for everyday use. ### Are there any side effects of using a THERMOS tumbler? There are no known side effects associated with using the THERMOS ICON SERIES tumbler. It is made from food-grade stainless steel and designed for safe beverage consumption. Ensure proper cleaning to maintain hygiene. ### How to use the slide lock lid effectively? Slide the lock mechanism to open for drinking or straw use. Slide it back to close for spill resistance. Ensure it is fully closed before transporting to minimize leaks. Remember to use straws only with cold liquids. ### Can I use this THERMOS tumbler daily? Yes, the THERMOS ICON SERIES tumbler is designed for daily use. Its durable stainless steel construction and reliable insulation make it suitable for carrying beverages to work, home, or during travel every day. ### What is the best THERMOS tumbler for travel? For travel, consider tumblers with secure, leak-proof lids and good insulation. The ICON SERIES offers a slide lock lid for spill resistance and excellent temperature retention, making it a good travel companion, especially for cold drinks. ### How to buy an original THERMOS tumbler in India? Purchase original THERMOS tumblers from authorized US retailers exclusively imported for you by CrowCrowCrow. Each product is factory-sealed, sourced directly, and includes all customs duties and GST. Delivery is via ExpressBox tracked shipping to your Indian pincode. ## Compliance No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging. ## Images 1. https://images.crowcrowcrow.com/B0FMBRBRV3-0.webp 2. https://images.crowcrowcrow.com/B0FMBRBRV3-3.webp 3. https://images.crowcrowcrow.com/B0FMBRBRV3-6.webp 4. https://images.crowcrowcrow.com/B0FMBRBRV3-9.webp 5. https://images.crowcrowcrow.com/B0FMBRBRV3-12.webp 6. https://images.crowcrowcrow.com/B0FMBRBRV3-15.webp --- Source: https://crowcrowcrow.com/p/thermos-icon-stainless-steel-tumbler-slide-lock-18oz-mystic-navy/wue4960 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 20-23 days. Prices are all-inclusive (duties + GST).