4 Inch Round Straight Edge Coaster Mould

Introducing our new 4 Inch Round Straight Edge Coaster Mould – now available with sleek, straight sides for a modern finish. Designed for use with Resin, Jesmonite, or Concrete, this mould is perfect for creating elegant, functional coasters with a professional look. A clean upgrade to one of our most loved designs.

Features and Benefits:

• Straight Edge Design: Offers a refined, minimal look with sharp, even borders

• Multi-Material Use: Compatible with Epoxy Resin, Jesmonite, and Concrete

• Popular Format: 4 inch size ideal for standard coasters and gifting sets

• Durable Silicone: High-quality silicone for smooth demoulding and repeated use

Specifications:

• Dimensions: 100mm diameter

• Depth: 8mm

• Creator: @thecolordiary

• Material: High-quality silicone

• Product Code: TMSR356

• Creator: @srijansheel

Recommended Resin:
Pair with Mycast 2:1 Casting Resin (1.2kg) for best results. It offers a pot life of 1 hour 15 minutes, excellent clarity, unmatched gloss, and strong resistance to yellowing. Safe, fume-free, and demoulds in just 24 hours—perfect for flawless coaster pours.