1. Emergency Survival Mylar Sleeping Blanket - 2 Pack (Click Link to Check Price on Amazon)
Editor's Rating : 8.9 out of 10
Unfolds to 84"x52"Made of durable aluminum polyethyene

2. Kangaroo Emergency Thermal Blankets (Pack of 10) (Click Link to Check Price on Amazon)
Editor's Rating : 9.5 out of 10
Emergency Thermal Blanket provides convenient easy protection in all cold or warm weather statesSize of each blanket when opened - 54 inches x 84 inches or each thermal blanket is 4 1/2 by 7 Feet

3. Primacare HB-10 Emergency Foil Mylar Thermal Blanket (Pack of 10), 52" Length x 84" Width (Click Link to Check Price on Amazon)
Editor's Rating : 9.4 out of 10
Waterproof and weatherproof foil and Mylar emergency thermal blanket for retaining or deflecting heatMylar insert provides insulation and the foil cover can reflect heat back to the body or deflect heat from the sun

4. Emergency Mylar Thermal Blankets (4-Pack) + BONUS Signature Gold Foil Space Blanket: Designed for NASA - Perfect for Outdoors, Hiking, Survival, Marathons or First Aid (Various Color Options) (Click Link to Check Price on Amazon)
Editor's Rating : 9.1 out of 10
FOUR MYLAR EMERGENCY BLANKETS (Army Green) - Durable advanced aluminized dual-sided Mylar blankets are perfect for staying warm in survival situations by conserving body heat. Include them in your hiking backpack, first aid kit, go-bags, or emergency kits at home or work.BONUS GOLD SPACE BLANKET - Each package includes ONE GOLD colored space blanket (dual-sided Gold/Silver), individually sealed and conveniently folded in half to fit in the palm of your hand or pocket.

5. Mylar Men's Emergency Thermal Blankets (10 Pack) (Click Link to Check Price on Amazon)
Editor's Rating : 9.1 out of 10
Rescue Blanket provides compact emergency Protection in all weather conditionMade of durable insulation Mylar material