RoLock 90 Kit alone, without silicone wrist seals, PU rings or glovesRolock 90 drygloves system for interchangeable silicone wrist seal. This system can be used on suits equipped with Si Tech PU ring (Si Tech QCS, Si Tech Antares,). Rolock 90 drygloves system is compatible with a wide range of drygloves, including PVC or latex drygloves, with attached or removable lining. The kit is supplied with black inner ring (attached lining), blue inner ring (removable lining), necessary o rings and a dose of silicone grease.