Will Asda's £6 bottom-boosting briefs REALLY give you a Kim Kardashian behind? FEMAIL tests the best-selling pants

Sales have risen 4,600 per cent online and 917 per cent in store this week - with smaller sizes proving most popular.

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Kim Kardashian's Skims could be making a bad bet

Want a rear like Kim Kardashian's? We tested products that say

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Kim Kardashian SKIMS Butt Enhancing Shapewear: Item Details

Does my bum look bigger in these? M&S hopes to cash in on 'Kim

Does my bum look bigger in these? M&S hopes to cash in on 'Kim

Kim Kardashian: Skims men's underwear review

Skims Is the Official Underwear of the U.S. Olympic Team - The New