Silicone scar sheets are made of silicone—products are typically labeled “silicone,” “100% silicone,” or “medical‑grade silicone.” Check product details to confirm the exact material designation.

Lifespan varies by product. Some patches are designed to last about 7–10 days, others up to around 21 days, and certain shaped sheets may last 30–45 days with proper care. Always follow the manufacturer’s guidance for replacement and care.

Some silicone scar sheets are disposable and meant to be discarded after use; others are reusable. Reusable sheets are typically cleaned by hand‑washing with mild soap and water and allowed to air dry. Refer to the product instructions for the recommended cleaning method and reuse limits.

Some silicone sheets are described as water‑resistant or waterproof and can be worn while bathing; a subset even states they’re suitable for swimming. However, this varies by product, so check the specific product claims and instructions before exposing a sheet to water.

Daily wear guidance in product descriptions varies—from about 8–10 hours per day up to roughly 23 hours per day for continuous use. Treatment duration commonly starts at around 6 weeks, with many recommendations in the 8–12 week (60–90 day) range; older scars may be treated for up to about 4 months. Follow the product instructions or your clinician’s advice for your situation.

Sizes and shapes vary: options include roll‑format tape (for example 120" × 1.6"), small shaped pieces (example 1.5" × 3"), fixed‑length patches (examples around 8" for C‑section), and specialty preformed shapes for breast procedures. Check product listings for available dimensions.