The Glacier 1 Undergarment is a versatile, all-in-one base layer that wicks moisture and provides moderate thermal protection. Ideal for warm water diving on its own, it also adds extra warmth when layered under any Glacier series undergarment.
Size 3XL & 4XL available late 2026!
XS, S, M, L, XL, 2XL
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Breathable, moisture wicking, polypropylene microfleece
2MK1JNBLK-XS 2MK1JNBLK-S 2MK1JNBLK-M 2MK1JNBLK-L 2MK1JNBLK-XL 2MK1JNBLK-2XL 2MK1JNBLK-3XL 2MK1JNBLK-4XL
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