Stay in comfort with the Spenco Comfort Insole 2-Pack! Please note: These are Spenco Insoles distributed by Implus. Sold as a two-pair pack. Ideal for customers seeking a thin, flat layer of additional cushioning. Can be used in dress, casual, and athletic shoes (or boots). Full-length, synthetic SpenCore® fabric features several layers of lightweight, yet thin cushioning. Four-way stretch fabric with Silpure antimicrobial technology helps prevent odors and blisters. Thin underfoot cushioning absorb impacting shock and reduce foot fatigue and blisters. Hand wash in warm water. Air dry only. Imported.