The shaping, material and seaming on this men’s ergonomic Ergowear X4D Range create a superb effect. The 4 piece collection consists of the Bikini Brief, Mini Boxer, Mid Cut Boxer Brief, and Thong.
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This Ergowear X4D Bikini Brief is made from a single piece of fabric with minimal seaming for maximum comfort. A totally reengineered update of the famous X3D design, this male micro slip is a triumph for masculinity. It is available in 10 different colourways.
![](https://www.mensundies.org.uk/wp-content/uploads/2020/11/Ergowear-X4D-Mini-Boxer.jpg)
This Ergowear X4D Mini Boxer is available in 10 colourways and is a completely reengineered design. These new male trunk underpants have lots of new features including an exquisite wearing sensation.
Shop the full range of men’s designer undies by Ergowear now.
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