control. There's a page of suggestions for each type of difficult runner. Here they are:Forefoot strikersHeel strikersUnderpronatorsOrthoses-wearersWide feetNarrow feet

an exceptionally smooth shoe that’s cushioned enough for neutral runners, heel strikers and forefoot strikers, stable enough for mild to moderate overpronators, light enough for quick runners and protective enough for midweight runners. The most visible change

on their heels.The surprise is that, unlike other good shoes for heel-strikers, the R4 also rides softly and smoothly for lighter runners – and it’s a world apart from Nike’s recent Tuned Air, which was over-firm. In addition to its smooth cushioning, the R4’s

popular, too, among heavy rearfoot strikers because of its durability, and that hasn’t changed here. It’s one of the few shoes still with a polyurethane rearfoot/EVA blend in the heel and midfoot. The Shadow also features the archlock found on other

, but for simple durability and support, the Shadow is an outstanding option.In short The great-value GRID Shadow combines the durability of polyurethane with the smoothness of EVA. It’s an excellent shoe for heavy runners and for heel strikers.Try it if you liked

a durable everyday shoe, isn’t a heavy heel-striker and doesn’t want to spend over £60.Try it if you liked Adidas Response (£60); Adidas Poseidon (£55); discontinued); Mizuno Wave Conviction (£60)

in the rearfoot cross over in an x-shape under the centre of the heel, which creates a ‘sweet spot’ to provide cushioning and some stability. Secondly, the plate extends right through to the forefoot. The extension incorporates a midfoot shank, which adds

, soft ride, but some of the weartesters didn’t feel it was stable enough. It’s also a shoe that’s likely to be best for heel-strikers, who place a disproportionate amount of pressure on the rear of their shoes – more balanced runners might find that

was to redesign the 130 MC into a better-looking shoe. It’s succeeded – and also made it more functional for overpronators.Recommended for Mild to severe overpronators; heel-strikers; orthoses wearers who need a solid base of support, added midfoot support

of the weartesters didn’t feel it was stable enough. It’s also a shoe that’s likely to be best for heel-strikers, who place a disproportionate amount of pressure on the rear of their shoes – more balanced runners might find that, while the rearfoot is exceptionally