• 35% Wool, 17% Polyester, 35% Acrylic, 10% Nylon, 3% Spandex
• Imported
• No Closure closure
• Machine Wash
• STYLISHLY CONSTRUCTED: Powersheer 3.7v ultra-slim Lithium-Ion batteries with integrated Bluetooth that power ultra-fine heating elements, Over-the-Calf Blend fabric, Hidden Wires to remain comfortable under your outerwear and above most boots.
• SUPERIOR HEATING TECHNOLOGY: Heating System offers Heat Zone Under the Toes for instant comfort.
• ADVANCED FABRIC AND TEXTILE TECHNOLOGY: Odorsheer anti-odor that resists odors and Sweatsheer moisture-wicking high-stretch fabric to pull sweat away from the skin.
• BATTERY TECHNOLOGIES: Our in-house lightweight Powersheer 3.7-volt Rechargeable Lithium-Ion Battery with Bluetooth (3.7v 2200mAh) – Our most comfortable battery with its contour package delivers power for hours and Bluetooth connection. LONG-LASTING WARMTH: Ultra-slim Lithium-Ion batteries on high, the Premium 2.0 heated socks can provide heat for up to 10 hours.
• SMART BLUETOOTH-ENABLED WIRELESS CONTROL APP: 2 ways to adjust the temperature, button on ultra-slim Lithium-Ion Battery, or our MW Connect App, 4 instant heat settings free to download via App Store or Google Play Store real-time updates on battery levels and update your garments. Designed in the USA by Fieldsheer Apparel

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty