Eco 2.0 Bio-Based Tugela Clip-On Eyeglasses - Go-Optic.com。ECO by Modo Tugela eyeglasses in Moss with matching magnetic sunclip. This sustainable optical frame has a slightly rounded full-rim shape with flexible hinges and a lightweight bio-based/plastic design. The magnetic clip-on turns the eyeglasses into polarized sunglasses for easy indoor/outdoor wear. ECO notes that its compatible clip-ons convert frames into polarized sunglasses, and the Tugela frame is listed as clip-on compatible. Brand: ECO by Modo Model: Tugela Color: Moss Style: Eyeglasses with magnetic sunclip Shape: Slightly rounded / cat eye, depending on retailer description Frame type: Full rim Frame material: Bio-based / plastic Size: 56-17-140 Lens width: 56 mm Bridge: 17 mm Temple length: 140 mm Sunclip: Matching magnetic polarized clip-on Gender: Women’s / unisex styling