Shop Alder at Hiatus, buy online or browse in store. Shipping and returns available. Alder wetsuits and accessories are carried in store and for delivery from Hiatus. Catering to the needs of cold water users since 1966, Alder have a lifetime of expertise and knowledge in creating technical products for surfing. A British brand that offers wetsuits that deliver warmth and performance. Alder have also been exploring and integrating ever more environmentally friendly and sustainable production methods in their wetsuit manufacturing.