---
product_id: 265887734
title: "Square Rectangle Resin Casting Molds 3Pcs/Set, DIY Silicone Coaster Epoxy Mould Crystal Embed Making Mold Handcraft Resin Casting Epoxy Mould Tools Home Decor Concrete, Cement, Decoration"
brand: "sonsmer"
price: "£12.09"
currency: GBP
in_stock: true
reviews_count: 13
category: "Sonsmer"
url: https://www.desertcart.co.uk/products/265887734-square-rectangle-resin-casting-molds-3pcs-set-diy-silicone-coaster
store_origin: GB
region: United Kingdom
---

# Flexible, high-quality silicone Non-stick & easy to clean Multi-material compatible Square Rectangle Resin Casting Molds 3Pcs/Set, DIY Silicone Coaster Epoxy Mould Crystal Embed Making Mold Handcraft Resin Casting Epoxy Mould Tools Home Decor Concrete, Cement, Decoration

**Brand:** sonsmer
**Price:** £12.09
**Availability:** ✅ In Stock

## Summary

> ✨ Mold your creativity, craft your legacy! 🛠️

## Quick Answers

- **What is this?** Square Rectangle Resin Casting Molds 3Pcs/Set, DIY Silicone Coaster Epoxy Mould Crystal Embed Making Mold Handcraft Resin Casting Epoxy Mould Tools Home Decor Concrete, Cement, Decoration by sonsmer
- **How much does it cost?** £12.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/265887734-square-rectangle-resin-casting-molds-3pcs-set-diy-silicone-coaster)

## Best For

- sonsmer enthusiasts

## Why This Product

- Trusted sonsmer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Cleanup:** Non-stick surface means your molds demold easily and clean in seconds—no hassle, no mess.
- • **Versatile Creativity:** Compatible with epoxy, UV resin, clay, cement, and more—unleash your DIY potential.
- • **Craft with Confidence:** Premium flexible silicone ensures smooth, bubble-free resin pours every time.
- • **Durability Meets Design:** Improved high-grade silicone built to last through countless crafting sessions.
- • **Share Your Masterpieces:** Create stunning coasters and decor that’ll make your friends ask, ‘Where’d you get that?’

## Overview

This 3-piece set of premium silicone resin casting molds offers flexible, durable, and non-stick surfaces perfect for crafting epoxy resin coasters, concrete decor, and more. Compatible with multiple materials, these easy-to-clean molds empower DIY enthusiasts to create flawless, professional-quality pieces every time.

## Description

Material: silicone Package: 3pcs/set

Review: Good - Great product, great price, no complaints.
Review: Well suited - Perfect forvacsquare Christmas cake

## Features

- Silicone resin molds,flexible and durable,smooth. Easy to use and clean.
- Improved version, high quality silicone. Share your handiwork with your friends and family, enjoy happy times.
- Easy to Clean: Flexible and Non-Stick. Easy to demold and clean, durable for long time use.
- For liquid clay, uv resin, epoxy resin, CMC, fimo, air clay etc. you may always mix different materials when crafting

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08RD5GXBD |
| Best Sellers Rank | 359,070 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 1,084 in Sculpting Moulding & Casting |
| Brand | SONSMER |
| Colour | Transparent/Green |
| Customer Reviews | 4.5 4.5 out of 5 stars (179) |
| Date First Available | 28 Dec. 2020 |
| Item Weight | 150 g |
| Material | Silicone |
| Model Number | SONSMER-6-20201228 |
| Package Dimensions | 18.4 x 13.9 x 2.8 cm; 150 g |

## Product Details

- **Brand:** SONSMER
- **Colour:** Transparent/Green
- **Material:** Silicone
- **Number of pieces:** 3
- **Shape:** Square, Rectangular

## Images

![Square Rectangle Resin Casting Molds 3Pcs/Set, DIY Silicone Coaster Epoxy Mould Crystal Embed Making Mold Handcraft Resin Casting Epoxy Mould Tools Home Decor Concrete, Cement, Decoration - Image 1](https://m.media-amazon.com/images/I/51azJbmkmLL.jpg)

## Questions & Answers

**Q: Hi,  could you tell me the size of these moulds?**
A: These are smaller than I thought.
4" square
4" x "2.5"
4.75"

**Q: How much resin would I need to fill the large mold?**
A: Approx teacupful

**Q: I suppose plaster of paris is okay for this, lol.**
A: Yes no problem

**Q: Could these be used to make garden paving.**
A: No

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by B***E on 27 December 2025*

Great product, great price, no complaints.

### ⭐⭐⭐⭐⭐ Well suited
*by A***R on 30 October 2025*

Perfect forvacsquare Christmas cake

### ⭐⭐⭐⭐⭐ Great for beginners
*by A***E on 24 October 2023*

Basic shapes & small sizes but ideal for starting out & creating practice pieces. Nice & sturdy, easy to clean and retains it's shape even after several uses.

## Frequently Bought Together

- Square Rectangle Resin Casting Molds 3Pcs/Set, DIY Silicone Coaster Epoxy Mould Crystal Embed Making Mold Handcraft Resin Casting Epoxy Mould Tools Home Decor Concrete, Cement, Decoration
- CRAFT RESIN 8L Crystal Clear Epoxy Resin Kit - Food Safe & UV Resistant for DIY Art, Wood, Jewellery Making, Coasters, Mould Casting Resin Epoxy - Low Viscosity, Self Leveling for Beginners & Pros
- EPODA Resin Coaster Moulds Silicone, 10 Pcs Coaster Mould for Resin Epoxy Resin Moulds, Round and Square Resin Casting Coaster for Mould Making

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**Shop now:** [https://www.desertcart.co.uk/products/265887734-square-rectangle-resin-casting-molds-3pcs-set-diy-silicone-coaster](https://www.desertcart.co.uk/products/265887734-square-rectangle-resin-casting-molds-3pcs-set-diy-silicone-coaster)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-17*