Shoppers are pleading with Marks & Spencer to do 'more colours' of a popular pair of trainers which are new in this week. The Lace Up Platform Trainers are already 'in demand' on M&S ' website. The Lace Up Platform Trainers cost £29.

50 and are available in sizes 3 to 8 - including half-sizes. The popular trainers already come in three colourways - black mix, white mix and black - but fans want to see more. A product description reads: "Elevate your casual looks with these lace-up trainers.

Their smooth, low-top design offers a modern silhouette, sitting on a wedge platform sole for a touch of height. Insolia Flex® technology ensures your foot is correctly positioned to improve its natural rotation, while FreshfeetTM antibacterial padding keeps odours at bay." Read more: Marks & Spencer's new 'lovely lightweight' quilted puffer jacket that is 'perfect for all seasons' Read next: New £35 Marks & Spencer jumper is 'perfect for English summers' and can be 'dressed up or down' The Lace Up Platform Trainers already have a perfect five-star rating online.

Lynda said: "Love the style of these trainers. Due to a knee problem I wear trainers most of the time nowadays and these were comfortable as soon as I put them on. "Even better was the fact that I could get into them without sitting down and using a shoe horn - what a result!.

Bought the white but will be buying a black pair too. Please do them in other colours. I did size up half a size.

" There are no negative reviews for the L.