Custom silicone large ice block molds for wholesalers, importers and private label brands.
Ideal for fishing coolers, outdoor chilling and reusable cold storage.
Big, slow-melting ice blocks made in your own cooler. Food-grade silicone holds up trip after trip — on the water, in the heat, on the road.
One mold platform, many markets.
Real feedback from our global customers. Trusted quality, reliable service.
"Good quality, thick silicone. Ice blocks release clean every time."
Angola
"Best value for big ice. Fits my cooler perfectly."
United States
"Fast sampling, exactly as designed. Will reorder."
Germany
"Nice packaging and stable quality. Great for resort use."
Japan
"Clear ice blocks every time. Our retail partners reorder monthly."
Canada
"Two days camping and the ice was still solid. Best mold we have used."
Australia
"Hospitality use all summer. Clear blocks, zero cracking."
United Kingdom
"Second container this season. Packaging and quality both solid."
Netherlands
Designed with fishing communities: stackable blocks, rope-assisted release, and sizes matched to standard rotomolded coolers.
Discover Ice Molds
Large Silicone Ice Block Mold
Reinforced walls keep blocks flat; flexible silicone twists out whole — no cracking, no white stress marks.
Outdoor Ice Solutions
Designed for fishing trips, marine coolers and outdoor chilling. RENJIA silicone molds help create reusable large ice blocks for longer-lasting cold storage.
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Custom Silicone Molds
Support custom sizes, colors, logos and packaging for wholesalers, importers and private label brands.
Explore Products →Real Scenarios
One mold family, endless scenarios — built for the way you live, work and explore.
From ocean to deck chill.
Cold drinks for the outdoors.
Melts slow on the water.
Perfect for grill time.