This is the Aqua Lung 6mm Heat Mitt Drysuit Mitten Gloves for Dry Suit

Features:

• Sealed seams provide longevity and superior water tightness
• Lined with Glideskin for ultimate comfort, wet or dry
• 6mm neoprene, 3-finger design provides exceptional cold water insulation
• Palm and fingers have an interior lined with Titanium Slick Skin (TSS)

Ensure utmost warmth with these mitts. Closed-cell neoprene features gas-filled microbubbles for thermal insulation, while the palm and fingers have an interior lined with Titanium Slick Skin (TSS). This special fabric is warmer, quickly evaporates water, and does not retain odors. Sealing tightly against drysuit seals, only little water seeps between you and the mitt.