Ergo360 Soft Neoprene Chair Armrest Covers (Complete 2 Piece Set) Neoprene Chair Armrest Covers: Excellent cushioning, cover damaged armrests, protect armrests, professional built-in look. The soft neoprene stretches for a perfect fit plus 5/8 inch thick high resiliency foam inserts for maximum armrest cushioning. Standardized to fit railing and loop style armrests. Offered only in pairs, not singles. Covers armrest surface area up to 16 inches long and up to 4 inches wide. Made in the USA. Ergo360 Attaches to armrests via grommets and cord, laces up underneath armrests like a shoe. Laces are included. Simple installation.