Just by walking, 【Ventilation / Piercing】 Delivers air, water, and fertilizer to the roots of the lawn. ■Points ・Spike length: 452mm / Total of 26 spikes (left and right) ・Non-slip with uneven plate + heel stopper ・Quickly secured with two Velcro straps ・Zinc-plated steel spikes are rust-resistant ■Specifications ・Body size: 28.5 × 12.8 cm ・Spike length: 452mm ・Number of spikes: Total of 26 (left and right) ・Material: PP resin plate / Zinc-plated steel spikes ・Fixing method: Velcro straps (2 per foot) ■Set Contents ・Body plate ×2 ・Velcro straps ×4 ・Spikes & nuts ×26 (total for left and right) ・Wrench ×1 ■How to use (Easy 3 steps) 1) Attach the included spikes and tighten the nuts 2) Attach over your shoes (secure with Velcro) 3) Walk slowly and step vertically ■Usage scenarios ・For aeration of lawns/garden soil ・To ensure ventilation before watering/fertilizing, and to make pilot holes before topdressing ※Cannot be used on hard ground, concrete, tiles, artificial turf, steep slopes, or frozen surfaces. 【Notes】 ※ This is an overseas product, a no-brand item, and a home-stored item. ※ We inspect the items before listing, but as they are imported from overseas, there may be some loose stitching or inconspicuous small scratches, stains, or wrinkles. If you are concerned about minor details, please refrain from purchasing. ※ The item has been opened once for inspection. ※ The image colors may differ from the actual product depending on your monitor settings. Please understand this beforehand. ※ There may be slight errors due to amateur measurements. ※ We cannot accept exchanges or returns due to customer's circumstances, such as a difference in image or size. Thank you for your understanding. A0031