Zaisuo Women's Thermal Wool and Silk Autumn Winter 5-Minute and 7-Minute Sleeve Short Sleeve German Velvet Heat Retaining Seamless Top

Fabric Technology

Derong heat-generating fiber with Airwarm technology for heat retention and circulation lock

Warmth Level

++°C (up to 9.5°C heat generation)

Soft, skin-friendly, breathable, and anti-static treatment

Double-sided brushed fleece for luxurious warmth without bulk

High elasticity and comfortable fit with seamless cutting

Anti-static, moisture-wicking, and odor-resistant

Durable against washing, sweat, soap, and friction (complies with GB/T5713-2013, GB/T3922-2013, GB/T3921-2008, GB/T3920-2008)

Meets standards for heat generation and anti-static properties (GB/T48021-2008, GB/T29866-2013, GB/T12703.1-2021)

Skin-nurturing with mulberry silk and merino wool blend

Suitable for autumn, winter, and early spring wear (-5°C to 5°C)

Classic seamless round neck design, invisible under clothing

| Size | Bust | Length | Sleeve Length (5-part) | Sleeve Length (7-part) | Recommended Weight (Jin) |

|-------|-------|--------|------------------------|------------------------|--------------------------|

| S | 66 | 53 | 26 | 40 | 80-90 |

| M | 70 | 55 | 27 | 41 | 90-100 |

| L | 74 | 57 | 28 | 42 | 100-110 |

| XL | 78 | 59 | 29 | 43 | 110-125 |

| 2XL | 82 | 61 | 30 | 44 | 125-140 |

| 3XL | 86 | 63 | 31 | 45 | 140-160 |

Size chart is for reference only; manual measurement may have 1-3 cm deviation

Fabric features multiple hollow structures to lock heat and prevent heat convection

High rebound, soft and fluffy texture resembling clouds

Designed for close fit without constriction, suitable for various body types

Seamless cuffs prevent wind entry and rolling

Four-needle six-thread stitching for skin comfort

Tested and certified by Ningbo Customs Technical Center and third-party labs

Ideal for wearing in heated or air-conditioned environments

Perfect for layering and daily wear during cold seasons

Provides luxurious warmth and skin care benefits

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