Our Promise: we try to offer a 100% purchase experience & Guarantee on ECOIOU.From placing the order all the way up to assembly. either you love this frame, or we’ll give you a full refund-period. Gift Idea: You can pair it with your favorite DIY job, like a print, a fun poster, or something unique like a diamond painting, and gift it for a meaningful birthday or other occasion. Quality Material: Made of pine wood which keeps it strong and straight.it maintains its wood color and its original pine scent after manual treatment. The edges are rounded making it suitable to stretch even a printed canvas. Make your canvas truly personal. Package: Your purchase comes with 4 single stretcher bars,2X16inch,2X20inch,flat-head thumbtacks packs,deetail instruction,We also offer hanging material like seamless nails and hanging nails for back-up with your purchase. Widely Usage: Solid wooden canvas frames for your canvases, oil paintings, posters, HD canvas prints, etc. other art necessities. Perfect for your custom wall arts, personalized wall decors, pictures, and more.(Buyers be aware:make sure you leave at least extra 1.25~1.75 inches of each side on the picture to wrap around the frame.).