You can rent thick cotton robes at Blue Lagoon. For those who are travelling light, it’s worth mentioning that Blue Lagoon shower gel and Blue Lagoon hair conditioner is complimentary in the showers. Also, there is both female and male swimwear available for renting. The female swimsuits are one piece and the male swimwear is shorts. Swimwear is worn in and around all areas of the bathing area in the lagoon.