Constructed with an impact-resistant ABS housing and acrylic lens

Includes 6

plus instant access to barometric pressure

Requires just one diced green plant tissue sample that’s been saturated in an extracting solution for each of the three N-P-K tests

Excellent visibility during the day or at night

Spenco Polysorb Insoles Size:Women's 5-6.5 Constructed with an impact-resistant ABSThese Spenco Insoles feature a SpenCore layer that cushions your heel and forefoot. The Spenco Insoles have cushioning PolySorb polyurethane supports to fight fatigue and help relieve foot pain. Four way stretch nylon top cloth reduces shear and friction that can cause hot spots and blisters. Antimicrobial helps control odor.