John Lewis has reduced its range of alarm clocks by 30% after sales fell by over 16% over the last year.
Reusable cups and flasks
In the months after the final episode of Blue Planet II, sales of reusable cups and flasks were up 71%.
Door knockers have fallen by 9% as homeowners invest in smart doorbells with features such as video streaming.
Wide screen televisions
Sales of 60in televisions soared by 249% due to the football World Cup, with corner sofas also up by 87%.
Thongs and suspenders
In the "biggest surprise" for the retailer, thong sales were up 72% alongside suspenders, up by 132%.
The days of DVD players are numbered, with the rise of streaming services sending sales tumbling by 40%.
Mulberry Darley bag
Sales of the Mulberry design spiked by 327% after Meghan Markle was pictured carrying one in March.
...while sales of yellow dresses quadrupled after Meghan's appearance at a Your Commonwealth Reception.
While the trouser press may have been cutting edge in the 1960s, sales have fallen 36% in the last year.