From Whinny Warmers comes Summer Whinnys, equine socks that, according to manufacturers, allow air circulation, stay in place and offer a barrier between biting flies and the horses’ legs. Summer Whinnys are made from custom-designed yarn featuring anti-microbial copper and silver ions. The socks are also good for encouraging healing in leg injuries. Summer Whinnys retail for $50. For more, check out www.whinnywarmers.com.