山姆499元单品卖爆，多地断货，中产涌入超市抢300元羽绒服

Core Insights - Sam's Club's down jacket priced at 499 yuan has sold out in multiple locations, with many customers seeking to purchase it on social media and second-hand platforms [1][10] - The popularity of the down jacket is not solely driven by its low price, as consumers appreciate the high fill power and value for money [13] Sales Performance - Walmart's China operations reported a net sales figure of 6.1 billion USD for Q3 of fiscal year 2026, reflecting a year-on-year growth of 21.8% [11] - Sam's Club has opened 8 new stores in the past 12 months, marking a significant expansion in its store network in China [11] Product Details - The down jacket features a filling of 80% white duck down, with 400 grams for size M and 421 grams for size L [10] - Other supermarkets, such as Costco and Pang Dong Lai, have also experienced high demand for their down jackets, indicating a broader trend in the market [12] Consumer Demographics - The primary buyers of Sam's down jackets are women aged 30-45, particularly practical white-collar workers [14] - The product appeals to a wide demographic, with consumers purchasing for personal use or as gifts, and the color options are generally neutral [14]