Linktop Unveils Lifestone Graphene Cooling Headband - Lowering Core Temperature & HR to Enhance Endurance Performance
CA, UNITED STATES, May 28, 2026 /EINPresswire.com/ -- May 2026 — Linktop, a leading digital health and wearable technology company, today announced the launch of its Lifestone Graphene Cooling Headband, a next-generation wearable designed to optimize …