1. Finether 12.1ft Heavy Duty Aluminum Multi Purpose Folding Extension Ladder with Safety Locking Hinges 330lb Capacity (Click Link to Check Price on Amazon)
Editor's Rating : 9.4 out of 10
Safety first: safety locking hinges, European safety standard EN131Fully extended dimension: 370cm / 12.1ft

2. Finether 12.1 ft EN131 Scaffold Heavy Duty Multi Purpose Folding Aluminum Extension Ladder with Safety Locking Hinges, 330 lbs Capacity (Click Link to Check Price on Amazon)
Editor's Rating : 8.9 out of 10
MADE TO LAST: constructed with aluminum alloy, it has the sturdy frame and slip-resistant rungs for 330 lbs (150 kg) weight capacity and is resistant to corrosion and rustMULTI-FUNCTIONAL: multi-position safety locking hinges securely lock the joints and enable the ladder to work as a 12.1 ft (3.68 m) straight ladder, a step ladder, a scaffold/ platform ladder, an overhanging ladder and a stairwell scaffold

3. Kidde KL-2S Two-Story Fire Escape Ladder with Anti-Slip Rungs, 13-Foot (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Easy to use--attaches quickly to most common windowsFast and easy to deploy with anti-slip rungs

4. Four Step Safety Ladder with Grips (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Handy for cleaning, decorating, painting and reaching high cabinets or shelves, easy to transportSteel four-step safety ladder is sturdy, front and side has support rails

5. Folding 4-Step Safety Step Ladder - Padded Side Handrails - Attachable Tool Pouch Caddy (Click Link to Check Price on Amazon)
Editor's Rating : 9.9 out of 10
MORE STABLE THAN A REGULAR STEP LADDER: Feel safe as you climb and reach on this 4-Step Ladder designed for safety. Large, treaded steps give heel-to-toe support at 10.25" deep, and the stable base measures 25.5" deep and 18" wide. Steel contruction supports up to 300 pounds.COMFORTABLE PADDING ON DUAL HANDRAILS: No more precarious climbing and descending. Twin padded handrails provide a soft and comfortable grip you can rely on. And they run to the top, letting you stabilize yourself as you work from the uppermost step.